File indexing completed on 2024-05-19 04:28:53

 /*
  *  SPDX-FileCopyrightText: 2006 Boudewijn Rempt <boud@valdyas.org>
  *
  *  SPDX-License-Identifier: GPL-2.0-or-later
  */
 #include "kis_canvas_resource_provider.h"
 
 #include <QImage>
 #include <QPainter>
 
 #include <KoCanvasBase.h>
 #include <KoID.h>
 #include <KoColorModelStandardIds.h>
 #include <KoColorProfile.h>
 #include <resources/KoAbstractGradient.h>
 #include <KoCompositeOpRegistry.h>
 #include <KoResourceServerProvider.h>
 #include <resources/KoStopGradient.h>
 #include <KoColorSpaceRegistry.h>
 #include <KoResource.h>
 
 #include <resources/KoPattern.h>
 #include <kis_paint_device.h>
 #include <filter/kis_filter_configuration.h>
 #include <kis_image.h>
 #include <kis_group_layer.h>
 #include <brushengine/kis_paintop_preset.h>
 #include <brushengine/kis_paintop_settings.h>
 #include "kis_favorite_resource_manager.h"
 
 #include "kis_config.h"
 #include "KisViewManager.h"
 #include "canvas/kis_canvas2.h"
 
 
 KisCanvasResourceProvider::KisCanvasResourceProvider(KisViewManager * view)
     : m_view(view),
       m_presetShadowUpdater(view)
 {
 }
 
 KisCanvasResourceProvider::~KisCanvasResourceProvider()
 {
     disconnect(); // in case Qt gets confused
 }
 
 KoCanvasResourceProvider* KisCanvasResourceProvider::resourceManager()
 {
     return m_resourceManager;
 }
 
 void KisCanvasResourceProvider::setResourceManager(KoCanvasResourceProvider *resourceManager)
 {
     m_resourceManager = resourceManager;
 
     QVariant v;
     v.setValue(KoColor(Qt::black, KoColorSpaceRegistry::instance()->rgb8()));
     m_resourceManager->setResource(KoCanvasResource::ForegroundColor, v);
 
     v.setValue(KoColor(Qt::white, KoColorSpaceRegistry::instance()->rgb8()));
     m_resourceManager->setResource(KoCanvasResource::BackgroundColor, v);
 
     setCurrentCompositeOp(COMPOSITE_OVER);
 
     setMirrorHorizontal(false);
     setMirrorVertical(false);
 
     m_resourceManager->setResource(KoCanvasResource::HdrExposure, 0.0);
     m_resourceManager->setResource(KoCanvasResource::HdrGamma, 1.0);
     m_resourceManager->setResource(KoCanvasResource::EffectiveZoom, 1.0);
     m_resourceManager->setResource(KoCanvasResource::EffectivePhysicalZoom, 1.0);
 
     connect(m_resourceManager, SIGNAL(canvasResourceChanged(int,QVariant)),
             this, SLOT(slotCanvasResourceChanged(int,QVariant)));
 
     m_resourceManager->setResource(KoCanvasResource::GamutMaskActive, false);
 
     connect(m_resourceManager, SIGNAL(canvasResourceChanged(int,QVariant)),
             &m_presetShadowUpdater, SLOT(slotCanvasResourceChanged(int,QVariant)));
 }
 
 
 KoCanvasBase * KisCanvasResourceProvider::canvas() const
 {
     return m_view->canvasBase();
 }
 
 KoColor KisCanvasResourceProvider::bgColor() const
 {
     QVariant c = m_resourceManager->resource(KoCanvasResource::BackgroundColor);
     if (c.isValid()) {
         return c.value<KoColor>();
     }
     else {
         return KoColor();
     }
 }
 
 KoColor KisCanvasResourceProvider::fgColor() const
 {
     QVariant c = m_resourceManager->resource(KoCanvasResource::ForegroundColor);
     if (c.isValid()) {
         return c.value<KoColor>();
     }
     else {
         return KoColor();
     }
 }
 
 float KisCanvasResourceProvider::HDRExposure() const
 {
     return static_cast<float>(m_resourceManager->resource(KoCanvasResource::HdrExposure).toDouble());
 }
 
 void KisCanvasResourceProvider::setHDRExposure(float exposure)
 {
     m_resourceManager->setResource(KoCanvasResource::HdrExposure, static_cast<double>(exposure));
 }
 
 float KisCanvasResourceProvider::HDRGamma() const
 {
     return static_cast<float>(m_resourceManager->resource(KoCanvasResource::HdrGamma).toDouble());
 }
 
 void KisCanvasResourceProvider::setHDRGamma(float gamma)
 {
     m_resourceManager->setResource(KoCanvasResource::HdrGamma, static_cast<double>(gamma));
 }
 
 
 KoPatternSP KisCanvasResourceProvider::currentPattern() const
 {
     if (m_resourceManager->hasResource(KoCanvasResource::CurrentPattern)) {
         return m_resourceManager->resource(KoCanvasResource::CurrentPattern).value<KoPatternSP>();
     }
     else {
         return 0;
     }
 }
 
 KoAbstractGradientSP KisCanvasResourceProvider::currentGradient() const
 {
     if (m_resourceManager->hasResource(KoCanvasResource::CurrentGradient)) {
         return m_resourceManager->resource(KoCanvasResource::CurrentGradient).value<KoAbstractGradientSP>();
     }
     else {
         return 0;
     }
 }
 
 KisImageWSP KisCanvasResourceProvider::currentImage() const
 {
     return m_view->image();
 }
 
 KisNodeSP KisCanvasResourceProvider::currentNode() const
 {
     return m_view->activeNode();
 }
 
 KoGamutMaskSP KisCanvasResourceProvider::currentGamutMask() const
 {
     if (m_resourceManager->hasResource(KoCanvasResource::CurrentGamutMask)) {
         return m_resourceManager->resource(KoCanvasResource::CurrentGamutMask).value<KoGamutMaskSP>();
     }
     else {
         return nullptr;
     }
 }
 
 bool KisCanvasResourceProvider::gamutMaskActive() const
 {
     return m_resourceManager->resource(KoCanvasResource::GamutMaskActive).toBool();
 }
 
 KisPaintOpPresetSP KisCanvasResourceProvider::currentPreset() const
 {
     KisPaintOpPresetSP preset = m_resourceManager->resource(KoCanvasResource::CurrentPaintOpPreset).value<KisPaintOpPresetSP>();
     return preset;
 }
 
 void KisCanvasResourceProvider::setPaintOpPreset(const KisPaintOpPresetSP preset)
 {
     if (!preset) return;
     QVariant v;
     v.setValue(preset);
     m_resourceManager->setResource(KoCanvasResource::CurrentPaintOpPreset, v);
 
     emit sigPaintOpPresetChanged(preset);
 }
 
 KisPaintOpPresetSP KisCanvasResourceProvider::previousPreset() const
 {
     KisPaintOpPresetSP preset = m_resourceManager->resource(KoCanvasResource::PreviousPaintOpPreset).value<KisPaintOpPresetSP>();
     return preset;
 }
 
 void KisCanvasResourceProvider::setPreviousPaintOpPreset(const KisPaintOpPresetSP preset)
 {
     if (!preset) return;
 
     dbgUI << "setPreviousPaintOpPreset" << preset->paintOp();
 
     QVariant v;
     v.setValue(preset);
     m_resourceManager->setResource(KoCanvasResource::PreviousPaintOpPreset, v);
 }
 
 void KisCanvasResourceProvider::slotPatternActivated(KoResourceSP res)
 {
     KoPatternSP pattern = res.dynamicCast<KoPattern>();
     QVariant v;
     v.setValue<KoPatternSP>(pattern);
     m_resourceManager->setResource(KoCanvasResource::CurrentPattern, v);
     emit sigPatternChanged(pattern);
 }
 
 void KisCanvasResourceProvider::slotGradientActivated(KoResourceSP res)
 {
 
     KoAbstractGradientSP gradient = res.dynamicCast<KoAbstractGradient>();
     QVariant v;
     v.setValue<KoAbstractGradientSP>(gradient);
     m_resourceManager->setResource(KoCanvasResource::CurrentGradient, v);
     emit sigGradientChanged(gradient);
 }
 
 
 void KisCanvasResourceProvider::setBGColor(const KoColor& c)
 {
     QVariant v;
     v.setValue(c);
     m_resourceManager->setResource(KoCanvasResource::BackgroundColor, v);
     emit sigBGColorChanged(c);
 }
 
 void KisCanvasResourceProvider::setFGColor(const KoColor& c)
 {
     m_fGChanged = true;
 
     QVariant v;
     v.setValue(c);
     m_resourceManager->setResource(KoCanvasResource::ForegroundColor, v);
     emit sigFGColorChanged(c);
 }
 
 void KisCanvasResourceProvider::slotSetFGColor(const KoColor& c)
 {
     setFGColor(c);
 }
 
 void KisCanvasResourceProvider::slotSetBGColor(const KoColor& c)
 {
     setBGColor(c);
 }
 
 void KisCanvasResourceProvider::slotNodeActivated(const KisNodeSP node)
 {
     QVariant v;
     v.setValue(KisNodeWSP(node));
     m_resourceManager->setResource(KoCanvasResource::CurrentKritaNode, v);
     emit sigNodeChanged(currentNode());
 }
 
 
 void KisCanvasResourceProvider::slotImageSizeChanged()
 {
     if (KisImageWSP image = m_view->image()) {
         float fw = image->width() / image->xRes();
         float fh = image->height() / image->yRes();
 
         QSizeF postscriptSize(fw, fh);
         m_resourceManager->setResource(KoCanvasResource::PageSize, postscriptSize);
     }
 }
 
 void KisCanvasResourceProvider::slotOnScreenResolutionChanged()
 {
     KisImageWSP image = m_view->image();
     KisCanvas2 *canvas = m_view->canvasBase();
 
     if(!image || !canvas) return;
 
     qreal zoomX, zoomY;
     canvas->coordinatesConverter()->zoom(&zoomX, &zoomY);
 
     qreal scaleX = zoomX / image->xRes();
     qreal scaleY = zoomY / image->yRes();
 
     emit sigOnScreenResolutionChanged(scaleX, scaleY);
 }
 
 void KisCanvasResourceProvider::slotCanvasResourceChanged(int key, const QVariant & res)
 {
     switch (key) {
     case(KoCanvasResource::ForegroundColor):
         m_fGChanged = true;
         emit sigFGColorChanged(res.value<KoColor>());
         break;
     case(KoCanvasResource::BackgroundColor):
         emit sigBGColorChanged(res.value<KoColor>());
         break;
     case(KoCanvasResource::CurrentPattern):
         emit sigPatternChanged(res.value<KoPatternSP>());
         break;
     case(KoCanvasResource::CurrentGradient):
         emit sigGradientChanged(res.value<KoAbstractGradientSP>());
         break;
     case(KoCanvasResource::CurrentKritaNode) :
         emit sigNodeChanged(currentNode());
         break;
     case(KoCanvasResource::CurrentEffectiveCompositeOp) :
         emit sigEffectiveCompositeOpChanged();
         break;
     case (KoCanvasResource::Opacity):
     {
         emit sigOpacityChanged(res.toDouble());
     }
     default:
         ;
         // Do nothing
     };
 }
 
 void KisCanvasResourceProvider::setCurrentCompositeOp(const QString& compositeOp)
 {
     m_resourceManager->setResource(KoCanvasResource::CurrentCompositeOp,
                                    QVariant::fromValue(compositeOp));
 }
 
 QString KisCanvasResourceProvider::currentCompositeOp() const
 {
     return m_resourceManager->resource(KoCanvasResource::CurrentCompositeOp).value<QString>();
 }
 
 bool KisCanvasResourceProvider::eraserMode() const
 {
     return m_resourceManager->resource(KoCanvasResource::EraserMode).toBool();
 }
 
 void KisCanvasResourceProvider::setEraserMode(bool value)
 {
     m_resourceManager->setResource(KoCanvasResource::EraserMode,
                                    QVariant::fromValue(value));
 }
 
 void KisCanvasResourceProvider::slotPainting()
 {
     if (m_fGChanged) {
         emit sigFGColorUsed(fgColor());
         m_fGChanged = false;
     }
 }
 
 void KisCanvasResourceProvider::slotGamutMaskActivated(KoGamutMaskSP mask)
 {
     QVariant v;
     v.setValue<KoGamutMaskSP>(mask);
     m_resourceManager->setResource(KoCanvasResource::CurrentGamutMask, v);
 
     m_resourceManager->setResource(KoCanvasResource::GamutMaskActive, QVariant::fromValue(true));
 
     emit sigGamutMaskChanged(mask);
 }
 
 void KisCanvasResourceProvider::slotGamutMaskUnset()
 {
     m_resourceManager->setResource(KoCanvasResource::GamutMaskActive, QVariant::fromValue(false));
     m_resourceManager->clearResource(KoCanvasResource::CurrentGamutMask);
     emit sigGamutMaskUnset();
 }
 
 void KisCanvasResourceProvider::slotGamutMaskPreviewUpdate()
 {
     emit sigGamutMaskPreviewUpdate();
 }
 
 void KisCanvasResourceProvider::slotGamutMaskDeactivate()
 {
     m_resourceManager->setResource(KoCanvasResource::GamutMaskActive, QVariant::fromValue(false));
     emit sigGamutMaskDeactivated();
 }
 
 void KisCanvasResourceProvider::setMirrorHorizontal(bool mirrorHorizontal)
 {
     m_resourceManager->setResource(KoCanvasResource::MirrorHorizontal, mirrorHorizontal);
     emit mirrorModeChanged();
 }
 
 bool KisCanvasResourceProvider::mirrorHorizontal() const
 {
     return m_resourceManager->resource(KoCanvasResource::MirrorHorizontal).toBool();
 }
 
 void KisCanvasResourceProvider::setMirrorVertical(bool mirrorVertical)
 {
     m_resourceManager->setResource(KoCanvasResource::MirrorVertical, mirrorVertical);
     emit mirrorModeChanged();
 }
 
 bool KisCanvasResourceProvider::mirrorVertical() const
 {
     return m_resourceManager->resource(KoCanvasResource::MirrorVertical).toBool();
 }
 
 void KisCanvasResourceProvider::setMirrorHorizontalLock(bool isLocked)
 {
     m_resourceManager->setResource(KoCanvasResource::MirrorHorizontalLock, isLocked);
     emit mirrorModeChanged();
 }
 
 bool KisCanvasResourceProvider::mirrorHorizontalLock() {
      return m_resourceManager->resource(KoCanvasResource::MirrorHorizontalLock).toBool();
 }
 
 void KisCanvasResourceProvider::setMirrorVerticalLock(bool isLocked)
 {
     m_resourceManager->setResource(KoCanvasResource::MirrorVerticalLock, isLocked);
     emit mirrorModeChanged();
 }
 
 
 
 bool KisCanvasResourceProvider::mirrorVerticalHideDecorations() {
      return m_resourceManager->resource(KoCanvasResource::MirrorVerticalHideDecorations).toBool();
 }
 
 void KisCanvasResourceProvider::setMirrorVerticalHideDecorations(bool hide)
 {
     m_resourceManager->setResource(KoCanvasResource::MirrorVerticalHideDecorations, hide);
     emit mirrorModeChanged();
 }
 
 
 bool KisCanvasResourceProvider::mirrorHorizontalHideDecorations() {
      return m_resourceManager->resource(KoCanvasResource::MirrorHorizontalHideDecorations).toBool();
 }
 
 void KisCanvasResourceProvider::setMirrorHorizontalHideDecorations(bool hide)
 {
     m_resourceManager->setResource(KoCanvasResource::MirrorHorizontalHideDecorations, hide);
     emit mirrorModeChanged();
 }
 
 
 bool KisCanvasResourceProvider::mirrorVerticalLock() {
      return m_resourceManager->resource(KoCanvasResource::MirrorVerticalLock).toBool();
 }
 
 void KisCanvasResourceProvider::mirrorVerticalMoveCanvasToCenter() {
      emit moveMirrorVerticalCenter();
 }
 
 void KisCanvasResourceProvider::mirrorHorizontalMoveCanvasToCenter() {
      emit moveMirrorHorizontalCenter();
 }
 
 
 
 void KisCanvasResourceProvider::setOpacity(qreal opacity)
 {
     m_resourceManager->setResource(KoCanvasResource::Opacity, opacity);
 }
 
 qreal KisCanvasResourceProvider::opacity() const
 {
     return m_resourceManager->resource(KoCanvasResource::Opacity).toReal();
 }
 
 void KisCanvasResourceProvider::setFlow(qreal flow)
 {
     m_resourceManager->setResource(KoCanvasResource::Flow, flow);
 }
 
 qreal KisCanvasResourceProvider::flow() const
 {
     return m_resourceManager->resource(KoCanvasResource::Flow).toReal();
 }
 
 void KisCanvasResourceProvider::setSize(qreal size)
 {
     m_resourceManager->setResource(KoCanvasResource::Size, size);
 }
 
 qreal KisCanvasResourceProvider::size() const
 {
     return m_resourceManager->resource(KoCanvasResource::Size).toReal();
 }
 
 void KisCanvasResourceProvider::setBrushRotation(qreal rotation)
 {
     m_resourceManager->setResource(KoCanvasResource::BrushRotation, rotation);
 }
 
 qreal KisCanvasResourceProvider::brushRotation() const
 {
     return m_resourceManager->resource(KoCanvasResource::BrushRotation).toReal();
 }
 
 void KisCanvasResourceProvider::setPatternSize(qreal size)
 {
     m_resourceManager->setResource(KoCanvasResource::PatternSize, size);
 }
 
 qreal KisCanvasResourceProvider::patternSize() const
 {
     return m_resourceManager->resource(KoCanvasResource::PatternSize).toReal();
 }
 
 void KisCanvasResourceProvider::setGlobalAlphaLock(bool lock)
 {
     m_resourceManager->setResource(KoCanvasResource::GlobalAlphaLock, lock);
 }
 
 bool KisCanvasResourceProvider::globalAlphaLock() const
 {
     return m_resourceManager->resource(KoCanvasResource::GlobalAlphaLock).toBool();
 }
 
 void KisCanvasResourceProvider::setDisablePressure(bool value)
 {
     m_resourceManager->setResource(KoCanvasResource::DisablePressure, value);
 }
 
 bool KisCanvasResourceProvider::disablePressure() const
 {
     return m_resourceManager->resource(KoCanvasResource::DisablePressure).toBool();
 }
 
 void KisCanvasResourceProvider::notifyLoadingWorkspace(KisWorkspaceResourceSP workspace)
 {
     emit sigLoadingWorkspace(workspace);
 }
 
 void KisCanvasResourceProvider::notifySavingWorkspace(KisWorkspaceResourceSP workspace)
 {
     emit sigSavingWorkspace(workspace);
 }