/*
 * Copyright (C) 2006, 2007 Andreas Persson
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with program; see the file COPYING. If not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#include "dimregionedit.h"

#include "global.h"

DimRegionEdit::DimRegionEdit() :
    eEG1PreAttack("Pre-attack", 0, 100, 2),
    eEG1Attack("Attack", 0, 60, 3),
    eEG1Decay1("Decay 1", 0.005, 60, 3),
    eEG1Decay2("Decay 2", 0, 60, 3),
    eEG1InfiniteSustain("Infinite sustain"),
    eEG1Sustain("Sustain", 0, 100, 2),
    eEG1Release("Release", 0, 60, 3),
    eEG1Hold("Hold"),
    eEG1Controller("Controller"),
    eEG1ControllerInvert("Controller invert"),
    eEG1ControllerAttackInfluence("Controller attack influence", 0, 3),
    eEG1ControllerDecayInfluence("Controller decay influence", 0, 3),
    eEG1ControllerReleaseInfluence("Controller release influence", 0, 3),
    eLFO1Frequency("Frequency", 0.1, 10, 2),
    eLFO1InternalDepth("Internal depth", 0, 1200),
    eLFO1ControlDepth("Control depth", 0, 1200),
    eLFO1Controller("Controller"),
    eLFO1FlipPhase("Flip phase"),
    eLFO1Sync("Sync"),
    eEG2PreAttack("Pre-attack", 0, 100, 2),
    eEG2Attack("Attack", 0, 60, 3),
    eEG2Decay1("Decay 1", 0.005, 60, 3),
    eEG2Decay2("Decay 2", 0, 60, 3),
    eEG2InfiniteSustain("Infinite sustain"),
    eEG2Sustain("Sustain", 0, 100, 2),
    eEG2Release("Release", 0, 60, 3),
    eEG2Controller("Controller"),
    eEG2ControllerInvert("Controller invert"),
    eEG2ControllerAttackInfluence("Controller attack influence", 0, 3),
    eEG2ControllerDecayInfluence("Controller decay influence", 0, 3),
    eEG2ControllerReleaseInfluence("Controller release influence", 0, 3),
    eLFO2Frequency("Frequency", 0.1, 10, 2),
    eLFO2InternalDepth("Internal depth", 0, 1200),
    eLFO2ControlDepth("Control depth", 0, 1200),
    eLFO2Controller("Controller"),
    eLFO2FlipPhase("Flip phase"),
    eLFO2Sync("Sync"),
    eEG3Attack("Attack", 0, 10, 3),
    eEG3Depth("Depth", -1200, 1200),
    eLFO3Frequency("Frequency", 0.1, 10, 2),
    eLFO3InternalDepth("Internal depth", 0, 1200),
    eLFO3ControlDepth("Control depth", 0, 1200),
    eLFO3Controller("Controller"),
    eLFO3Sync("Sync"),
    eVCFEnabled("Enabled"),
    eVCFType("Type"),
    eVCFCutoffController("Cutoff controller"),
    eVCFCutoffControllerInvert("Cutoff controller invert"),
    eVCFCutoff("Cutoff"),
    eVCFVelocityCurve("Velocity curve"),
    eVCFVelocityScale("Velocity scale"),
    eVCFVelocityDynamicRange("Velocity dynamic range", 0, 4),
    eVCFResonance("Resonance"),
    eVCFResonanceDynamic("Resonance dynamic"),
    eVCFResonanceController("Resonance controller"),
    eVCFKeyboardTracking("Keyboard tracking"),
    eVCFKeyboardTrackingBreakpoint("Keyboard tracking breakpoint"),
    eVelocityResponseCurve("Velocity response curve"),
    eVelocityResponseDepth("Velocity response depth", 0, 4),
    eVelocityResponseCurveScaling("Velocity response curve scaling"),
    eReleaseVelocityResponseCurve("Release velocity response curve"),
    eReleaseVelocityResponseDepth("Release velocity response depth", 0, 4),
    eReleaseTriggerDecay("Release trigger decay", 0, 8),
    eCrossfade_in_start("Crossfade-in start"),
    eCrossfade_in_end("Crossfade-in end"),
    eCrossfade_out_start("Crossfade-out start"),
    eCrossfade_out_end("Crossfade-out end"),
    ePitchTrack("Pitch track"),
    eDimensionBypass("Dimension bypass"),
    ePan("Pan", -64, 63),
    eSelfMask("Self mask"),
    eAttenuationController("Attenuation controller"),
    eInvertAttenuationController("Invert attenuation controller"),
    eAttenuationControllerThreshold("Attenuation controller threshold"),
    eChannelOffset("Channel offset", 0, 9),
    eSustainDefeat("Sustain defeat"),
    eMSDecode("MS decode"),
    eSampleStartOffset("Sample start offset", 0, 2000),
    eUnityNote("Unity note"),
    eFineTune("Fine tune", -49, 50),
    eGain("Gain", -96, 0, 2, -655360),
    eGainPlus6("Gain +6dB", eGain, 6 * -655360),
    eSampleLoopEnabled("Enabled"),
    eSampleLoopStart("Loop start positon"),
    eSampleLoopLength("Loop size"),
    eSampleLoopType("Loop type"),
    eSampleLoopInfinite("Infinite loop"),
    eSampleLoopPlayCount("Playback count", 1),
    update_model(0)
{
    connect(eEG1PreAttack, &gig::DimensionRegion::EG1PreAttack);
    connect(eEG1Attack, &gig::DimensionRegion::EG1Attack);
    connect(eEG1Decay1, &gig::DimensionRegion::EG1Decay1);
    connect(eEG1Decay2, &gig::DimensionRegion::EG1Decay2);
    connect(eEG1InfiniteSustain, &gig::DimensionRegion::EG1InfiniteSustain);
    connect(eEG1Sustain, &gig::DimensionRegion::EG1Sustain);
    connect(eEG1Release, &gig::DimensionRegion::EG1Release);
    connect(eEG1Hold, &gig::DimensionRegion::EG1Hold);
    connect(eEG1Controller, &gig::DimensionRegion::EG1Controller);
    connect(eEG1ControllerInvert, &gig::DimensionRegion::EG1ControllerInvert);
    connect(eEG1ControllerAttackInfluence,
            &gig::DimensionRegion::EG1ControllerAttackInfluence);
    connect(eEG1ControllerDecayInfluence,
            &gig::DimensionRegion::EG1ControllerDecayInfluence);
    connect(eEG1ControllerReleaseInfluence,
            &gig::DimensionRegion::EG1ControllerReleaseInfluence);
    connect(eLFO1Frequency, &gig::DimensionRegion::LFO1Frequency);
    connect(eLFO1InternalDepth, &gig::DimensionRegion::LFO1InternalDepth);
    connect(eLFO1ControlDepth, &gig::DimensionRegion::LFO1ControlDepth);
    connect(eLFO1Controller, &gig::DimensionRegion::LFO1Controller);
    connect(eLFO1FlipPhase, &gig::DimensionRegion::LFO1FlipPhase);
    connect(eLFO1Sync, &gig::DimensionRegion::LFO1Sync);
    connect(eEG2PreAttack, &gig::DimensionRegion::EG2PreAttack);
    connect(eEG2Attack, &gig::DimensionRegion::EG2Attack);
    connect(eEG2Decay1, &gig::DimensionRegion::EG2Decay1);
    connect(eEG2Decay2, &gig::DimensionRegion::EG2Decay2);
    connect(eEG2InfiniteSustain, &gig::DimensionRegion::EG2InfiniteSustain);
    connect(eEG2Sustain, &gig::DimensionRegion::EG2Sustain);
    connect(eEG2Release, &gig::DimensionRegion::EG2Release);
    connect(eEG2Controller, &gig::DimensionRegion::EG2Controller);
    connect(eEG2ControllerInvert, &gig::DimensionRegion::EG2ControllerInvert);
    connect(eEG2ControllerAttackInfluence,
            &gig::DimensionRegion::EG2ControllerAttackInfluence);
    connect(eEG2ControllerDecayInfluence,
            &gig::DimensionRegion::EG2ControllerDecayInfluence);
    connect(eEG2ControllerReleaseInfluence,
            &gig::DimensionRegion::EG2ControllerReleaseInfluence);
    connect(eLFO2Frequency, &gig::DimensionRegion::LFO2Frequency);
    connect(eLFO2InternalDepth, &gig::DimensionRegion::LFO2InternalDepth);
    connect(eLFO2ControlDepth, &gig::DimensionRegion::LFO2ControlDepth);
    connect(eLFO2Controller, &gig::DimensionRegion::LFO2Controller);
    connect(eLFO2FlipPhase, &gig::DimensionRegion::LFO2FlipPhase);
    connect(eLFO2Sync, &gig::DimensionRegion::LFO2Sync);
    connect(eEG3Attack, &gig::DimensionRegion::EG3Attack);
    connect(eEG3Depth, &gig::DimensionRegion::EG3Depth);
    connect(eLFO3Frequency, &gig::DimensionRegion::LFO3Frequency);
    connect(eLFO3InternalDepth, &gig::DimensionRegion::LFO3InternalDepth);
    connect(eLFO3ControlDepth, &gig::DimensionRegion::LFO3ControlDepth);
    connect(eLFO3Controller, &gig::DimensionRegion::LFO3Controller);
    connect(eLFO3Sync, &gig::DimensionRegion::LFO3Sync);
    connect(eVCFEnabled, &gig::DimensionRegion::VCFEnabled);
    connect(eVCFType, &gig::DimensionRegion::VCFType);
    connect(eVCFCutoffController,
            &gig::DimensionRegion::SetVCFCutoffController);
    connect(eVCFCutoffControllerInvert,
            &gig::DimensionRegion::VCFCutoffControllerInvert);
    connect(eVCFCutoff, &gig::DimensionRegion::VCFCutoff);
    connect(eVCFVelocityCurve, &gig::DimensionRegion::SetVCFVelocityCurve);
    connect(eVCFVelocityScale, &gig::DimensionRegion::SetVCFVelocityScale);
    connect(eVCFVelocityDynamicRange,
            &gig::DimensionRegion::SetVCFVelocityDynamicRange);
    connect(eVCFResonance, &gig::DimensionRegion::VCFResonance);
    connect(eVCFResonanceDynamic, &gig::DimensionRegion::VCFResonanceDynamic);
    connect(eVCFResonanceController,
            &gig::DimensionRegion::VCFResonanceController);
    connect(eVCFKeyboardTracking, &gig::DimensionRegion::VCFKeyboardTracking);
    connect(eVCFKeyboardTrackingBreakpoint,
            &gig::DimensionRegion::VCFKeyboardTrackingBreakpoint);
    connect(eVelocityResponseCurve,
            &gig::DimensionRegion::SetVelocityResponseCurve);
    connect(eVelocityResponseDepth,
            &gig::DimensionRegion::SetVelocityResponseDepth);
    connect(eVelocityResponseCurveScaling,
            &gig::DimensionRegion::SetVelocityResponseCurveScaling);
    connect(eReleaseVelocityResponseCurve,
            &gig::DimensionRegion::SetReleaseVelocityResponseCurve);
    connect(eReleaseVelocityResponseDepth,
            &gig::DimensionRegion::SetReleaseVelocityResponseDepth);
    connect(eReleaseTriggerDecay, &gig::DimensionRegion::ReleaseTriggerDecay);
    connect(eCrossfade_in_start, &DimRegionEdit::set_Crossfade_in_start);
    connect(eCrossfade_in_end, &DimRegionEdit::set_Crossfade_in_end);
    connect(eCrossfade_out_start, &DimRegionEdit::set_Crossfade_out_start);
    connect(eCrossfade_out_end, &DimRegionEdit::set_Crossfade_out_end);
    connect(ePitchTrack, &gig::DimensionRegion::PitchTrack);
    connect(eDimensionBypass, &gig::DimensionRegion::DimensionBypass);
    connect(ePan, &gig::DimensionRegion::Pan);
    connect(eSelfMask, &gig::DimensionRegion::SelfMask);
    connect(eAttenuationController,
            &gig::DimensionRegion::AttenuationController);
    connect(eInvertAttenuationController,
            &gig::DimensionRegion::InvertAttenuationController);
    connect(eAttenuationControllerThreshold,
            &gig::DimensionRegion::AttenuationControllerThreshold);
    connect(eChannelOffset, &gig::DimensionRegion::ChannelOffset);
    connect(eSustainDefeat, &gig::DimensionRegion::SustainDefeat);
    connect(eMSDecode, &gig::DimensionRegion::MSDecode);
    connect(eSampleStartOffset, &gig::DimensionRegion::SampleStartOffset);
    connect(eUnityNote, &DimRegionEdit::set_UnityNote);
    connect(eFineTune, &DimRegionEdit::set_FineTune);
    connect(eGain, &DimRegionEdit::set_Gain);
    connect(eGainPlus6, &DimRegionEdit::set_Gain);
    connect(eSampleLoopEnabled, &DimRegionEdit::set_LoopEnabled);
    connect(eSampleLoopType, &DimRegionEdit::set_LoopType);
    connect(eSampleLoopStart, &DimRegionEdit::set_LoopStart);
    connect(eSampleLoopLength, &DimRegionEdit::set_LoopLength);
    connect(eSampleLoopInfinite, &DimRegionEdit::set_LoopInfinite);
    connect(eSampleLoopPlayCount, &DimRegionEdit::set_LoopPlayCount);

    for (int i = 0 ; i < 7 ; i++) {
        table[i] = new Gtk::Table(3, 1);
        table[i]->set_col_spacings(7);
    }

    // set tooltips
    eUnityNote.set_tip(
        _("Note this sample is associated with (a.k.a. 'root note')")
    );
    eSampleStartOffset.set_tip(_("Sample position at which playback should be started"));
    ePan.set_tip(_("Stereo balance (left/right)"));
    eChannelOffset.set_tip(
        _("Output channel where the audio signal should be routed to (0 - 9)")
    );
    ePitchTrack.set_tip(
        _("If true: sample will be pitched according to the key position "
          "(this would be disabled for drums for example)")
    );
    eSampleLoopEnabled.set_tip(_("If enabled: repeats to playback the sample"));
    eSampleLoopStart.set_tip(
        _("Start position within the sample (in sample points) of the area to "
          "be looped")
    );
    eSampleLoopLength.set_tip(
        _("Duration (in sample points) of the area to be looped")
    );
    eSampleLoopType.set_tip(
        _("Direction in which the loop area in the sample should be played back")
    );
    eSampleLoopInfinite.set_tip(
        _("Whether the loop area should be played back forever\n"
          "Caution: this setting is stored on Sample side, thus is shared "
          "among all dimension regions that use this sample!")
    );
    eSampleLoopPlayCount.set_tip(
        _("How many times the loop area should be played back\n"
          "Caution: this setting is stored on Sample side, thus is shared "
          "among all dimension regions that use this sample!")
    );

    pageno = 0;
    rowno = 0;
    firstRowInBlock = 0;

    addHeader(_("Mandatory Settings"));
    addString("Sample", lSample, wSample);
    //TODO: the following would break drag&drop:   wSample->property_editable().set_value(false);  or this:    wSample->set_editable(false);
    tooltips.set_tip(*wSample, _("Drop a sample here"));
    addProp(eUnityNote);
    addHeader(_("Optional Settings"));
    addProp(eSampleStartOffset);
    addProp(eChannelOffset);
    addHeader("Loops");
    addProp(eSampleLoopEnabled);
    addProp(eSampleLoopStart);
    addProp(eSampleLoopLength);
    {
        const char* choices[] = { "normal", "bidirectional", "backward", 0 };
        static const uint32_t values[] = {
            gig::loop_type_normal,
            gig::loop_type_bidirectional,
            gig::loop_type_backward
        };
        eSampleLoopType.set_choices(choices, values);
    }
    addProp(eSampleLoopType);
    addProp(eSampleLoopInfinite);
    addProp(eSampleLoopPlayCount);

    nextPage();

    addHeader(_("General Amplitude Settings"));
    addProp(eGain);
    addProp(eGainPlus6);
    addProp(ePan);
    addHeader(_("Amplitude Envelope (EG1)"));
    addProp(eEG1PreAttack);
    addProp(eEG1Attack);
    addProp(eEG1Decay1);
    addProp(eEG1Decay2);
    addProp(eEG1InfiniteSustain);
    addProp(eEG1Sustain);
    addProp(eEG1Release);
    addProp(eEG1Hold);
    addProp(eEG1Controller);
    addProp(eEG1ControllerInvert);
    addProp(eEG1ControllerAttackInfluence);
    addProp(eEG1ControllerDecayInfluence);
    addProp(eEG1ControllerReleaseInfluence);

    nextPage();

    addHeader(_("Amplitude Oscillator (LFO1)"));
    addProp(eLFO1Frequency);
    addProp(eLFO1InternalDepth);
    addProp(eLFO1ControlDepth);
    {
        const char* choices[] = { "internal", "modwheel", "breath",
                                  "internal+modwheel", "internal+breath", 0 };
        static const gig::lfo1_ctrl_t values[] = {
            gig::lfo1_ctrl_internal,
            gig::lfo1_ctrl_modwheel,
            gig::lfo1_ctrl_breath,
            gig::lfo1_ctrl_internal_modwheel,
            gig::lfo1_ctrl_internal_breath
        };
        eLFO1Controller.set_choices(choices, values);
    }
    addProp(eLFO1Controller);
    addProp(eLFO1FlipPhase);
    addProp(eLFO1Sync);
    addHeader("Crossfade");
    addProp(eAttenuationController);
    addProp(eInvertAttenuationController);
    addProp(eAttenuationControllerThreshold);
    addProp(eCrossfade_in_start);
    addProp(eCrossfade_in_end);
    addProp(eCrossfade_out_start);
    addProp(eCrossfade_out_end);

    nextPage();

    addHeader(_("General Filter Settings"));
    addProp(eVCFEnabled);
    {
        const char* choices[] = { "lowpass", "lowpassturbo", "bandpass",
                                  "highpass", "bandreject", 0 };
        static const gig::vcf_type_t values[] = {
            gig::vcf_type_lowpass,
            gig::vcf_type_lowpassturbo,
            gig::vcf_type_bandpass,
            gig::vcf_type_highpass,
            gig::vcf_type_bandreject
        };
        eVCFType.set_choices(choices, values);
    }
    addProp(eVCFType);
    {
        const char* choices[] = { "none", "none2", "modwheel", "effect1", "effect2",
                                  "breath", "foot", "sustainpedal", "softpedal",
                                  "genpurpose7", "genpurpose8", "aftertouch", 0 };
        static const gig::vcf_cutoff_ctrl_t values[] = {
            gig::vcf_cutoff_ctrl_none,
            gig::vcf_cutoff_ctrl_none2,
            gig::vcf_cutoff_ctrl_modwheel,
            gig::vcf_cutoff_ctrl_effect1,
            gig::vcf_cutoff_ctrl_effect2,
            gig::vcf_cutoff_ctrl_breath,
            gig::vcf_cutoff_ctrl_foot,
            gig::vcf_cutoff_ctrl_sustainpedal,
            gig::vcf_cutoff_ctrl_softpedal,
            gig::vcf_cutoff_ctrl_genpurpose7,
            gig::vcf_cutoff_ctrl_genpurpose8,
            gig::vcf_cutoff_ctrl_aftertouch
        };
        eVCFCutoffController.set_choices(choices, values);
    }
    addProp(eVCFCutoffController);
    addProp(eVCFCutoffControllerInvert);
    addProp(eVCFCutoff);
    const char* curve_type_texts[] = { "nonlinear", "linear", "special", 0 };
    static const gig::curve_type_t curve_type_values[] = {
        gig::curve_type_nonlinear,
        gig::curve_type_linear,
        gig::curve_type_special
    };
    eVCFVelocityCurve.set_choices(curve_type_texts, curve_type_values);
    addProp(eVCFVelocityCurve);
    addProp(eVCFVelocityScale);
    addProp(eVCFVelocityDynamicRange);
    addProp(eVCFResonance);
    addProp(eVCFResonanceDynamic);
    {
        const char* choices[] = { "none", "genpurpose3", "genpurpose4",
                                  "genpurpose5", "genpurpose6", 0 };
        static const gig::vcf_res_ctrl_t values[] = {
            gig::vcf_res_ctrl_none,
            gig::vcf_res_ctrl_genpurpose3,
            gig::vcf_res_ctrl_genpurpose4,
            gig::vcf_res_ctrl_genpurpose5,
            gig::vcf_res_ctrl_genpurpose6
        };
        eVCFResonanceController.set_choices(choices, values);
    }
    addProp(eVCFResonanceController);
    addProp(eVCFKeyboardTracking);
    addProp(eVCFKeyboardTrackingBreakpoint);

    nextPage();

    addHeader(_("Filter Cutoff Envelope (EG2)"));
    addProp(eEG2PreAttack);
    addProp(eEG2Attack);
    addProp(eEG2Decay1);
    addProp(eEG2Decay2);
    addProp(eEG2InfiniteSustain);
    addProp(eEG2Sustain);
    addProp(eEG2Release);
    addProp(eEG2Controller);
    addProp(eEG2ControllerInvert);
    addProp(eEG2ControllerAttackInfluence);
    addProp(eEG2ControllerDecayInfluence);
    addProp(eEG2ControllerReleaseInfluence);
    addHeader(_("Filter Cutoff Oscillator (LFO2)"));
    addProp(eLFO2Frequency);
    addProp(eLFO2InternalDepth);
    addProp(eLFO2ControlDepth);
    {
        const char* choices[] = { "internal", "modwheel", "foot",
                                  "internal+modwheel", "internal+foot", 0 };
        static const gig::lfo2_ctrl_t values[] = {
            gig::lfo2_ctrl_internal,
            gig::lfo2_ctrl_modwheel,
            gig::lfo2_ctrl_foot,
            gig::lfo2_ctrl_internal_modwheel,
            gig::lfo2_ctrl_internal_foot
        };
        eLFO2Controller.set_choices(choices, values);
    }
    addProp(eLFO2Controller);
    addProp(eLFO2FlipPhase);
    addProp(eLFO2Sync);

    nextPage();

    addHeader(_("General Pitch Settings"));
    addProp(eFineTune);
    addProp(ePitchTrack);
    addHeader(_("Pitch Envelope (EG3)"));
    addProp(eEG3Attack);
    addProp(eEG3Depth);
    addHeader(_("Pitch Oscillator (LFO3)"));
    addProp(eLFO3Frequency);
    addProp(eLFO3InternalDepth);
    addProp(eLFO3ControlDepth);
    {
        const char* choices[] = { "internal", "modwheel", "aftertouch",
                                  "internal+modwheel", "internal+aftertouch", 0 };
        static const gig::lfo3_ctrl_t values[] = {
            gig::lfo3_ctrl_internal,
            gig::lfo3_ctrl_modwheel,
            gig::lfo3_ctrl_aftertouch,
            gig::lfo3_ctrl_internal_modwheel,
            gig::lfo3_ctrl_internal_aftertouch
        };
        eLFO3Controller.set_choices(choices, values);
    }
    addProp(eLFO3Controller);
    addProp(eLFO3Sync);

    nextPage();

    eVelocityResponseCurve.set_choices(curve_type_texts, curve_type_values);
    addProp(eVelocityResponseCurve);
    addProp(eVelocityResponseDepth);
    addProp(eVelocityResponseCurveScaling);
    eReleaseVelocityResponseCurve.set_choices(curve_type_texts,
                                              curve_type_values);
    addProp(eReleaseVelocityResponseCurve);
    addProp(eReleaseVelocityResponseDepth);
    addProp(eReleaseTriggerDecay);
    {
        const char* choices[] = { "none", "effect4depth", "effect5depth", 0 };
        static const gig::dim_bypass_ctrl_t values[] = {
            gig::dim_bypass_ctrl_none,
            gig::dim_bypass_ctrl_94,
            gig::dim_bypass_ctrl_95
        };
        eDimensionBypass.set_choices(choices, values);
    }
    addProp(eDimensionBypass);
    addProp(eSelfMask);
    addProp(eSustainDefeat);
    addProp(eMSDecode);

    nextPage();


    eEG1InfiniteSustain.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::EG1InfiniteSustain_toggled));
    eEG2InfiniteSustain.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::EG2InfiniteSustain_toggled));
    eEG1Controller.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::EG1Controller_changed));
    eEG2Controller.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::EG2Controller_changed));
    eLFO1Controller.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::LFO1Controller_changed));
    eLFO2Controller.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::LFO2Controller_changed));
    eLFO3Controller.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::LFO3Controller_changed));
    eAttenuationController.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::AttenuationController_changed));
    eVCFEnabled.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::VCFEnabled_toggled));
    eVCFCutoffController.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::VCFCutoffController_changed));
    eVCFResonanceController.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::VCFResonanceController_changed));

    eCrossfade_in_start.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::crossfade1_changed));
    eCrossfade_in_end.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::crossfade2_changed));
    eCrossfade_out_start.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::crossfade3_changed));
    eCrossfade_out_end.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::crossfade4_changed));

    eSampleLoopEnabled.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::update_loop_elements));
    eSampleLoopStart.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::loop_start_changed));
    eSampleLoopLength.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::loop_length_changed));
    eSampleLoopInfinite.signal_value_changed().connect(
        sigc::mem_fun(*this, &DimRegionEdit::loop_infinite_toggled));

    append_page(*table[0], "Sample");
    append_page(*table[1], "Amplitude (1)");
    append_page(*table[2], "Amplitude (2)");
    append_page(*table[3], "Filter (1)");
    append_page(*table[4], "Filter (2)");
    append_page(*table[5], "Pitch");
    append_page(*table[6], "Misc");
}

DimRegionEdit::~DimRegionEdit()
{
}

void DimRegionEdit::addString(const char* labelText, Gtk::Label*& label,
                              Gtk::Entry*& widget)
{
    label = new Gtk::Label(Glib::ustring(labelText) + ":");
    label->set_alignment(Gtk::ALIGN_LEFT);

    table[pageno]->attach(*label, 1, 2, rowno, rowno + 1,
                          Gtk::FILL, Gtk::SHRINK);

    widget = new Gtk::Entry();

    table[pageno]->attach(*widget, 2, 3, rowno, rowno + 1,
                          Gtk::EXPAND | Gtk::FILL, Gtk::SHRINK);

    rowno++;
}

void DimRegionEdit::addHeader(const char* text)
{
    if (firstRowInBlock < rowno - 1)
    {
        Gtk::Label* filler = new Gtk::Label("    ");
        table[pageno]->attach(*filler, 0, 1, firstRowInBlock, rowno,
                              Gtk::FILL, Gtk::SHRINK);
    }
    Glib::ustring str = "<b>";
    str += text;
    str += "</b>";
    Gtk::Label* label = new Gtk::Label(str);
    label->set_use_markup();
    label->set_alignment(Gtk::ALIGN_LEFT);
    table[pageno]->attach(*label, 0, 3, rowno, rowno + 1,
                          Gtk::FILL, Gtk::SHRINK);
    rowno++;
    firstRowInBlock = rowno;
}

void DimRegionEdit::nextPage()
{
    if (firstRowInBlock < rowno - 1)
    {
        Gtk::Label* filler = new Gtk::Label("    ");
        table[pageno]->attach(*filler, 0, 1, firstRowInBlock, rowno,
                              Gtk::FILL, Gtk::SHRINK);
    }
    pageno++;
    rowno = 0;
    firstRowInBlock = 0;
}

void DimRegionEdit::addProp(BoolEntry& boolentry)
{
    table[pageno]->attach(boolentry.widget, 1, 3, rowno, rowno + 1,
                          Gtk::FILL, Gtk::SHRINK);
    rowno++;
}

void DimRegionEdit::addProp(BoolEntryPlus6& boolentry)
{
    table[pageno]->attach(boolentry.widget, 1, 3, rowno, rowno + 1,
                          Gtk::FILL, Gtk::SHRINK);
    rowno++;
}

void DimRegionEdit::addProp(LabelWidget& prop)
{
    table[pageno]->attach(prop.label, 1, 2, rowno, rowno + 1,
                          Gtk::FILL, Gtk::SHRINK);
    table[pageno]->attach(prop.widget, 2, 3, rowno, rowno + 1,
                          Gtk::EXPAND | Gtk::FILL, Gtk::SHRINK);
    rowno++;
}


void DimRegionEdit::set_dim_region(gig::DimensionRegion* d)
{
    dimregion = d;

    set_sensitive(d);
    if (!d) return;

    // TODO: Here is where we decide which dimregions that are going
    // to be modified when the user changes a parameter. For now, just
    // choose the shown dimregion.
    dimregs.clear();
    dimregs.insert(d);

    update_model++;
    eEG1PreAttack.set_value(d->EG1PreAttack);
    eEG1Attack.set_value(d->EG1Attack);
    eEG1Decay1.set_value(d->EG1Decay1);
    eEG1Decay2.set_value(d->EG1Decay2);
    eEG1InfiniteSustain.set_value(d->EG1InfiniteSustain);
    eEG1Sustain.set_value(d->EG1Sustain);
    eEG1Release.set_value(d->EG1Release);
    eEG1Hold.set_value(d->EG1Hold);
    eEG1Controller.set_value(d->EG1Controller);
    eEG1ControllerInvert.set_value(d->EG1ControllerInvert);
    eEG1ControllerAttackInfluence.set_value(d->EG1ControllerAttackInfluence);
    eEG1ControllerDecayInfluence.set_value(d->EG1ControllerDecayInfluence);
    eEG1ControllerReleaseInfluence.set_value(d->EG1ControllerReleaseInfluence);
    eLFO1Frequency.set_value(d->LFO1Frequency);
    eLFO1InternalDepth.set_value(d->LFO1InternalDepth);
    eLFO1ControlDepth.set_value(d->LFO1ControlDepth);
    eLFO1Controller.set_value(d->LFO1Controller);
    eLFO1FlipPhase.set_value(d->LFO1FlipPhase);
    eLFO1Sync.set_value(d->LFO1Sync);
    eEG2PreAttack.set_value(d->EG2PreAttack);
    eEG2Attack.set_value(d->EG2Attack);
    eEG2Decay1.set_value(d->EG2Decay1);
    eEG2Decay2.set_value(d->EG2Decay2);
    eEG2InfiniteSustain.set_value(d->EG2InfiniteSustain);
    eEG2Sustain.set_value(d->EG2Sustain);
    eEG2Release.set_value(d->EG2Release);
    eEG2Controller.set_value(d->EG2Controller);
    eEG2ControllerInvert.set_value(d->EG2ControllerInvert);
    eEG2ControllerAttackInfluence.set_value(d->EG2ControllerAttackInfluence);
    eEG2ControllerDecayInfluence.set_value(d->EG2ControllerDecayInfluence);
    eEG2ControllerReleaseInfluence.set_value(d->EG2ControllerReleaseInfluence);
    eLFO2Frequency.set_value(d->LFO2Frequency);
    eLFO2InternalDepth.set_value(d->LFO2InternalDepth);
    eLFO2ControlDepth.set_value(d->LFO2ControlDepth);
    eLFO2Controller.set_value(d->LFO2Controller);
    eLFO2FlipPhase.set_value(d->LFO2FlipPhase);
    eLFO2Sync.set_value(d->LFO2Sync);
    eEG3Attack.set_value(d->EG3Attack);
    eEG3Depth.set_value(d->EG3Depth);
    eLFO3Frequency.set_value(d->LFO3Frequency);
    eLFO3InternalDepth.set_value(d->LFO3InternalDepth);
    eLFO3ControlDepth.set_value(d->LFO3ControlDepth);
    eLFO3Controller.set_value(d->LFO3Controller);
    eLFO3Sync.set_value(d->LFO3Sync);
    eVCFEnabled.set_value(d->VCFEnabled);
    eVCFType.set_value(d->VCFType);
    eVCFCutoffController.set_value(d->VCFCutoffController);
    eVCFCutoffControllerInvert.set_value(d->VCFCutoffControllerInvert);
    eVCFCutoff.set_value(d->VCFCutoff);
    eVCFVelocityCurve.set_value(d->VCFVelocityCurve);
    eVCFVelocityScale.set_value(d->VCFVelocityScale);
    eVCFVelocityDynamicRange.set_value(d->VCFVelocityDynamicRange);
    eVCFResonance.set_value(d->VCFResonance);
    eVCFResonanceDynamic.set_value(d->VCFResonanceDynamic);
    eVCFResonanceController.set_value(d->VCFResonanceController);
    eVCFKeyboardTracking.set_value(d->VCFKeyboardTracking);
    eVCFKeyboardTrackingBreakpoint.set_value(d->VCFKeyboardTrackingBreakpoint);
    eVelocityResponseCurve.set_value(d->VelocityResponseCurve);
    eVelocityResponseDepth.set_value(d->VelocityResponseDepth);
    eVelocityResponseCurveScaling.set_value(d->VelocityResponseCurveScaling);
    eReleaseVelocityResponseCurve.set_value(d->ReleaseVelocityResponseCurve);
    eReleaseVelocityResponseDepth.set_value(d->ReleaseVelocityResponseDepth);
    eReleaseTriggerDecay.set_value(d->ReleaseTriggerDecay);
    eCrossfade_in_start.set_value(d->Crossfade.in_start);
    eCrossfade_in_end.set_value(d->Crossfade.in_end);
    eCrossfade_out_start.set_value(d->Crossfade.out_start);
    eCrossfade_out_end.set_value(d->Crossfade.out_end);
    ePitchTrack.set_value(d->PitchTrack);
    eDimensionBypass.set_value(d->DimensionBypass);
    ePan.set_value(d->Pan);
    eSelfMask.set_value(d->SelfMask);
    eAttenuationController.set_value(d->AttenuationController);
    eInvertAttenuationController.set_value(d->InvertAttenuationController);
    eAttenuationControllerThreshold.set_value(d->AttenuationControllerThreshold);
    eChannelOffset.set_value(d->ChannelOffset);
    eSustainDefeat.set_value(d->SustainDefeat);
    eMSDecode.set_value(d->MSDecode);
    eSampleStartOffset.set_value(d->SampleStartOffset);
    eUnityNote.set_value(d->UnityNote);
    eFineTune.set_value(d->FineTune);
    eGain.set_value(d->Gain);
    eGainPlus6.set_value(d->Gain);
    eSampleLoopEnabled.set_value(d->SampleLoops);
    eSampleLoopType.set_value(
        d->SampleLoops ? d->pSampleLoops[0].LoopType : 0);
    eSampleLoopStart.set_value(
        d->SampleLoops ? d->pSampleLoops[0].LoopStart : 0);
    eSampleLoopLength.set_value(
        d->SampleLoops ? d->pSampleLoops[0].LoopLength : 0);
    eSampleLoopInfinite.set_value(
        d->pSample && d->pSample->LoopPlayCount == 0);
    eSampleLoopPlayCount.set_value(
        d->pSample ? d->pSample->LoopPlayCount : 0);
    update_model--;

    wSample->set_text(d->pSample ? d->pSample->pInfo->Name.c_str() : "NULL");

    update_loop_elements();
    VCFEnabled_toggled();
}


void DimRegionEdit::VCFEnabled_toggled()
{
    bool sensitive = eVCFEnabled.get_value();
    eVCFType.set_sensitive(sensitive);
    eVCFCutoffController.set_sensitive(sensitive);
    eVCFVelocityCurve.set_sensitive(sensitive);
    eVCFVelocityScale.set_sensitive(sensitive);
    eVCFVelocityDynamicRange.set_sensitive(sensitive);
    eVCFResonance.set_sensitive(sensitive);
    eVCFResonanceController.set_sensitive(sensitive);
    eVCFKeyboardTracking.set_sensitive(sensitive);
    eVCFKeyboardTrackingBreakpoint.set_sensitive(sensitive);
    eEG2PreAttack.set_sensitive(sensitive);
    eEG2Attack.set_sensitive(sensitive);
    eEG2Decay1.set_sensitive(sensitive);
    eEG2InfiniteSustain.set_sensitive(sensitive);
    eEG2Sustain.set_sensitive(sensitive);
    eEG2Release.set_sensitive(sensitive);
    eEG2Controller.set_sensitive(sensitive);
    eEG2ControllerAttackInfluence.set_sensitive(sensitive);
    eEG2ControllerDecayInfluence.set_sensitive(sensitive);
    eEG2ControllerReleaseInfluence.set_sensitive(sensitive);
    eLFO2Frequency.set_sensitive(sensitive);
    eLFO2InternalDepth.set_sensitive(sensitive);
    eLFO2ControlDepth.set_sensitive(sensitive);
    eLFO2Controller.set_sensitive(sensitive);
    eLFO2FlipPhase.set_sensitive(sensitive);
    eLFO2Sync.set_sensitive(sensitive);
    if (sensitive) {
        VCFCutoffController_changed();
        VCFResonanceController_changed();
        EG2InfiniteSustain_toggled();
        EG2Controller_changed();
        LFO2Controller_changed();
    } else {
        eVCFCutoffControllerInvert.set_sensitive(false);
        eVCFCutoff.set_sensitive(false);
        eVCFResonanceDynamic.set_sensitive(false);
        eVCFResonance.set_sensitive(false);
        eEG2Decay2.set_sensitive(false);
        eEG2ControllerInvert.set_sensitive(false);
        eLFO2InternalDepth.set_sensitive(false);
        eLFO2ControlDepth.set_sensitive(false);
    }
}

void DimRegionEdit::VCFCutoffController_changed()
{
    gig::vcf_cutoff_ctrl_t ctrl = eVCFCutoffController.get_value();
    bool hasController = ctrl != gig::vcf_cutoff_ctrl_none && ctrl != gig::vcf_cutoff_ctrl_none2;

    eVCFCutoffControllerInvert.set_sensitive(hasController);
    eVCFCutoff.set_sensitive(!hasController);
    eVCFResonanceDynamic.set_sensitive(!hasController);
    eVCFVelocityScale.label.set_text(hasController ? "Minimum cutoff:" :
                                     "Velocity scale:");
}

void DimRegionEdit::VCFResonanceController_changed()
{
    bool hasController = eVCFResonanceController.get_value() != gig::vcf_res_ctrl_none;
    eVCFResonance.set_sensitive(!hasController);
}

void DimRegionEdit::EG1InfiniteSustain_toggled()
{
    bool infSus = eEG1InfiniteSustain.get_value();
    eEG1Decay2.set_sensitive(!infSus);
}

void DimRegionEdit::EG2InfiniteSustain_toggled()
{
    bool infSus = eEG2InfiniteSustain.get_value();
    eEG2Decay2.set_sensitive(!infSus);
}

void DimRegionEdit::EG1Controller_changed()
{
    bool hasController = eEG1Controller.get_value().type != gig::leverage_ctrl_t::type_none;
    eEG1ControllerInvert.set_sensitive(hasController);
}

void DimRegionEdit::EG2Controller_changed()
{
    bool hasController = eEG2Controller.get_value().type != gig::leverage_ctrl_t::type_none;
    eEG2ControllerInvert.set_sensitive(hasController);
}

void DimRegionEdit::AttenuationController_changed()
{
    bool hasController =
        eAttenuationController.get_value().type != gig::leverage_ctrl_t::type_none;
    eInvertAttenuationController.set_sensitive(hasController);
    eAttenuationControllerThreshold.set_sensitive(hasController);
    eCrossfade_in_start.set_sensitive(hasController);
    eCrossfade_in_end.set_sensitive(hasController);
    eCrossfade_out_start.set_sensitive(hasController);
    eCrossfade_out_end.set_sensitive(hasController);
}

void DimRegionEdit::LFO1Controller_changed()
{
    gig::lfo1_ctrl_t ctrl = eLFO1Controller.get_value();
    eLFO1ControlDepth.set_sensitive(ctrl != gig::lfo1_ctrl_internal);
    eLFO1InternalDepth.set_sensitive(ctrl != gig::lfo1_ctrl_modwheel &&
                                     ctrl != gig::lfo1_ctrl_breath);
}

void DimRegionEdit::LFO2Controller_changed()
{
    gig::lfo2_ctrl_t ctrl = eLFO2Controller.get_value();
    eLFO2ControlDepth.set_sensitive(ctrl != gig::lfo2_ctrl_internal);
    eLFO2InternalDepth.set_sensitive(ctrl != gig::lfo2_ctrl_modwheel &&
                                     ctrl != gig::lfo2_ctrl_foot);
}

void DimRegionEdit::LFO3Controller_changed()
{
    gig::lfo3_ctrl_t ctrl = eLFO3Controller.get_value();
    eLFO3ControlDepth.set_sensitive(ctrl != gig::lfo3_ctrl_internal);
    eLFO3InternalDepth.set_sensitive(ctrl != gig::lfo3_ctrl_modwheel &&
                                     ctrl != gig::lfo3_ctrl_aftertouch);
}

void DimRegionEdit::crossfade1_changed()
{
    update_model++;
    eCrossfade_in_end.set_value(dimregion->Crossfade.in_end);
    eCrossfade_out_start.set_value(dimregion->Crossfade.out_start);
    eCrossfade_out_end.set_value(dimregion->Crossfade.out_end);
    update_model--;
}

void DimRegionEdit::crossfade2_changed()
{
    update_model++;
    eCrossfade_in_start.set_value(dimregion->Crossfade.in_start);
    eCrossfade_out_start.set_value(dimregion->Crossfade.out_start);
    eCrossfade_out_end.set_value(dimregion->Crossfade.out_end);
    update_model--;
}

void DimRegionEdit::crossfade3_changed()
{
    update_model++;
    eCrossfade_in_start.set_value(dimregion->Crossfade.in_start);
    eCrossfade_in_end.set_value(dimregion->Crossfade.in_end);
    eCrossfade_out_end.set_value(dimregion->Crossfade.out_end);
    update_model--;
}

void DimRegionEdit::crossfade4_changed()
{
    update_model++;
    eCrossfade_in_start.set_value(dimregion->Crossfade.in_start);
    eCrossfade_in_end.set_value(dimregion->Crossfade.in_end);
    eCrossfade_out_start.set_value(dimregion->Crossfade.out_start);
    update_model--;
}

void DimRegionEdit::update_loop_elements()
{
    update_model++;
    const bool active = eSampleLoopEnabled.get_value();
    eSampleLoopStart.set_sensitive(active);
    eSampleLoopLength.set_sensitive(active);
    eSampleLoopType.set_sensitive(active);
    eSampleLoopInfinite.set_sensitive(active && dimregion && dimregion->pSample);
    // sample loop shall never be longer than the actual sample size
    loop_start_changed();
    loop_length_changed();
    eSampleLoopStart.set_value(
        dimregion->SampleLoops ? dimregion->pSampleLoops[0].LoopStart : 0);
    eSampleLoopLength.set_value(
        dimregion->SampleLoops ? dimregion->pSampleLoops[0].LoopLength : 0);

    eSampleLoopInfinite.set_value(
        dimregion->pSample && dimregion->pSample->LoopPlayCount == 0);

    loop_infinite_toggled();
    update_model--;
}

void DimRegionEdit::loop_start_changed() {
    if (dimregion && dimregion->SampleLoops) {
        eSampleLoopLength.set_upper(dimregion->pSample ?
                                    dimregion->pSample->SamplesTotal -
                                    dimregion->pSampleLoops[0].LoopStart : 0);
    }
}

void DimRegionEdit::loop_length_changed() {
    if (dimregion && dimregion->SampleLoops) {
        eSampleLoopStart.set_upper(dimregion->pSample ?
                                   dimregion->pSample->SamplesTotal -
                                   dimregion->pSampleLoops[0].LoopLength : 0);
    }
}

void DimRegionEdit::loop_infinite_toggled() {
    eSampleLoopPlayCount.set_sensitive(
        dimregion && dimregion->pSample &&
        !eSampleLoopInfinite.get_value() &&
        eSampleLoopEnabled.get_value()
    );
    update_model++;
    eSampleLoopPlayCount.set_value(
        dimregion->pSample ? dimregion->pSample->LoopPlayCount : 0);
    update_model--;
}

bool DimRegionEdit::set_sample(gig::Sample* sample)
{
    if (dimregion) {
        //TODO: we should better move the code from MainWindow::on_sample_label_drop_drag_data_received() here

        // currently commented because we're sending a similar signal in MainWindow::on_sample_label_drop_drag_data_received()
        //dimreg_to_be_changed_signal.emit(dimregion);

        gig::Sample* oldref = dimregion->pSample;
        dimregion->pSample = sample;

        // copy sample information from Sample to DimensionRegion

        dimregion->UnityNote = sample->MIDIUnityNote;
        dimregion->FineTune = sample->FineTune;

        int loops = sample->Loops ? 1 : 0;
        while (dimregion->SampleLoops > loops) {
            dimregion->DeleteSampleLoop(&dimregion->pSampleLoops[0]);
        }
        while (dimregion->SampleLoops < sample->Loops) {
            DLS::sample_loop_t loop;
            dimregion->AddSampleLoop(&loop);
        }
        if (loops) {
            dimregion->pSampleLoops[0].Size = sizeof(DLS::sample_loop_t);
            dimregion->pSampleLoops[0].LoopType = sample->LoopType;
            dimregion->pSampleLoops[0].LoopStart = sample->LoopStart;
            dimregion->pSampleLoops[0].LoopLength = sample->LoopEnd - sample->LoopStart + 1;
        }

        // update ui
        update_model++;
        wSample->set_text(dimregion->pSample->pInfo->Name);
        eUnityNote.set_value(dimregion->UnityNote);
        eFineTune.set_value(dimregion->FineTune);
        eSampleLoopEnabled.set_value(dimregion->SampleLoops);
        update_loop_elements();
        update_model--;

        sample_ref_changed_signal.emit(oldref, sample);
        // currently commented because we're sending a similar signal in MainWindow::on_sample_label_drop_drag_data_received()
        //dimreg_changed_signal.emit(dimregion);
        return true;
    }
    return false;
}

sigc::signal<void, gig::DimensionRegion*>& DimRegionEdit::signal_dimreg_to_be_changed() {
    return dimreg_to_be_changed_signal;
}

sigc::signal<void, gig::DimensionRegion*>& DimRegionEdit::signal_dimreg_changed() {
    return dimreg_changed_signal;
}

sigc::signal<void, gig::Sample*/*old*/, gig::Sample*/*new*/>& DimRegionEdit::signal_sample_ref_changed() {
    return sample_ref_changed_signal;
}


void DimRegionEdit::set_UnityNote(gig::DimensionRegion* d, uint8_t value)
{
    d->UnityNote = value;
}

void DimRegionEdit::set_FineTune(gig::DimensionRegion* d, int16_t value)
{
    d->FineTune = value;
}

void DimRegionEdit::set_Crossfade_in_start(gig::DimensionRegion* d,
                                           uint8_t value)
{
    d->Crossfade.in_start = value;
    if (d->Crossfade.in_end < value) set_Crossfade_in_end(d, value);
}

void DimRegionEdit::set_Crossfade_in_end(gig::DimensionRegion* d,
                                         uint8_t value)
{
    d->Crossfade.in_end = value;
    if (value < d->Crossfade.in_start) set_Crossfade_in_start(d, value);
    if (value > d->Crossfade.out_start) set_Crossfade_out_start(d, value);
}

void DimRegionEdit::set_Crossfade_out_start(gig::DimensionRegion* d,
                                            uint8_t value)
{
    d->Crossfade.out_start = value;
    if (value < d->Crossfade.in_end) set_Crossfade_in_end(d, value);
    if (value > d->Crossfade.out_end) set_Crossfade_out_end(d, value);
}

void DimRegionEdit::set_Crossfade_out_end(gig::DimensionRegion* d,
                                          uint8_t value)
{
    d->Crossfade.out_end = value;
    if (value < d->Crossfade.out_start) set_Crossfade_out_start(d, value);
}

void DimRegionEdit::set_Gain(gig::DimensionRegion* d, int32_t value)
{
    d->SetGain(value);
}

void DimRegionEdit::set_LoopEnabled(gig::DimensionRegion* d, bool value)
{
    if (value) {
        // create a new sample loop in case there is none yet
        if (!d->SampleLoops) {
            DLS::sample_loop_t loop;
            loop.LoopType = gig::loop_type_normal;
            // loop the whole sample by default
            loop.LoopStart  = 0;
            loop.LoopLength =
                (d->pSample) ? d->pSample->SamplesTotal : 0;
            dimreg_to_be_changed_signal.emit(d);
            d->AddSampleLoop(&loop);
            dimreg_changed_signal.emit(d);
        }
    } else {
        if (d->SampleLoops) {
            dimreg_to_be_changed_signal.emit(d);
            // delete ALL existing sample loops
            while (d->SampleLoops) {
                d->DeleteSampleLoop(&d->pSampleLoops[0]);
            }
            dimreg_changed_signal.emit(d);
        }
    }
}

void DimRegionEdit::set_LoopType(gig::DimensionRegion* d, uint32_t value)
{
    if (d->SampleLoops) d->pSampleLoops[0].LoopType = value;
}

void DimRegionEdit::set_LoopStart(gig::DimensionRegion* d, uint32_t value)
{
    if (d->SampleLoops) {
        d->pSampleLoops[0].LoopStart =
            d->pSample ?
            std::min(value, uint32_t(d->pSample->SamplesTotal -
                                     d->pSampleLoops[0].LoopLength)) :
            0;
    }
}

void DimRegionEdit::set_LoopLength(gig::DimensionRegion* d, uint32_t value)
{
    if (d->SampleLoops) {
        d->pSampleLoops[0].LoopLength =
            d->pSample ?
            std::min(value, uint32_t(d->pSample->SamplesTotal -
                                     d->pSampleLoops[0].LoopStart)) :
            0;
    }
}

void DimRegionEdit::set_LoopInfinite(gig::DimensionRegion* d, bool value)
{
    if (d->pSample) {
        if (value) d->pSample->LoopPlayCount = 0;
        else if (d->pSample->LoopPlayCount == 0) d->pSample->LoopPlayCount = 1;
    }
}

void DimRegionEdit::set_LoopPlayCount(gig::DimensionRegion* d, uint32_t value)
{
    if (d->pSample) d->pSample->LoopPlayCount = value;
}