kis_color_selector_container.cpp

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/*
 *  SPDX-FileCopyrightText: 2010 Adam Celarek <kdedev at xibo dot at>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
 
#include "kis_color_selector_container.h"
 
#include "kis_color_selector.h"
#include "kis_my_paint_shade_selector.h"
#include "kis_minimal_shade_selector.h"
 
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QAction>
 
#include <kconfig.h>
#include <kconfiggroup.h>
#include <ksharedconfig.h>
 
#include <kactioncollection.h>
 
#include <KisDocument.h>
#include <KisGamutMaskToolbar.h>
#include "KisViewManager.h"
#include "kis_canvas2.h"
#include "kis_canvas_resource_provider.h"
#include "kis_node_manager.h"
#include "kis_node.h"
#include "kis_paint_device.h"
 
#include "kis_action_registry.h"
 
KisColorSelectorContainer::KisColorSelectorContainer(QWidget *parent) :
    QWidget(parent),
    m_colorSelector(new KisColorSelector(this)),
    m_myPaintShadeSelector(new KisMyPaintShadeSelector(this)),
    m_minimalShadeSelector(new KisMinimalShadeSelector(this)),
    m_shadeSelector(m_myPaintShadeSelector),
    m_gamutMaskToolbar(new KisGamutMaskToolbar(this)),
    m_showColorSelector(true),
    m_canvas(0)
{
    m_widgetLayout = new QBoxLayout(QBoxLayout::TopToBottom, this);
    m_widgetLayout->setSpacing(0);
    m_widgetLayout->setContentsMargins(0, 0, 0, 0);
 
    m_gamutMaskToolbar->setContentsMargins(0, 0, 0, 5);
    m_gamutMaskToolbar->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
    m_colorSelector->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
    m_myPaintShadeSelector->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
    m_minimalShadeSelector->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
 
    m_widgetLayout->addWidget(m_gamutMaskToolbar);
    m_widgetLayout->addWidget(m_colorSelector);
    m_widgetLayout->addWidget(m_myPaintShadeSelector);
    m_widgetLayout->addWidget(m_minimalShadeSelector);
 
    m_gamutMaskToolbar->hide();
    m_myPaintShadeSelector->hide();
    m_minimalShadeSelector->hide();
 
    connect(m_colorSelector,SIGNAL(settingsButtonClicked()), SIGNAL(openSettings()));
 
    connect(this, SIGNAL(settingsChanged()), m_colorSelector,        SLOT(updateSettings()));
    connect(this, SIGNAL(settingsChanged()), m_myPaintShadeSelector, SLOT(updateSettings()));
    connect(this, SIGNAL(settingsChanged()), this,                   SLOT(updateSettings()));
    connect(this, SIGNAL(settingsChanged()), m_minimalShadeSelector, SLOT(updateSettings()));
 
 
    m_colorSelAction = KisActionRegistry::instance()->makeQAction("show_color_selector", this);
    connect(m_colorSelAction, SIGNAL(triggered()), m_colorSelector, SLOT(showPopup()), Qt::UniqueConnection);
 
    m_mypaintAction = KisActionRegistry::instance()->makeQAction("show_mypaint_shade_selector", this);
    connect(m_mypaintAction, SIGNAL(triggered()), m_myPaintShadeSelector, SLOT(showPopup()), Qt::UniqueConnection);
 
    m_minimalAction = KisActionRegistry::instance()->makeQAction("show_minimal_shade_selector", this);
    connect(m_minimalAction, SIGNAL(triggered()), m_minimalShadeSelector, SLOT(showPopup()), Qt::UniqueConnection);
 
}
 
void KisColorSelectorContainer::unsetCanvas()
{
    m_colorSelector->hasAtLeastOneDocument(doesAtLeastOneDocumentExist());
 
    m_colorSelector->unsetCanvas();
    m_myPaintShadeSelector->unsetCanvas();
    m_minimalShadeSelector->unsetCanvas();
    m_canvas = 0;
}
 
bool KisColorSelectorContainer::doesAtLeastOneDocumentExist()
{
    return m_canvas &&
            m_canvas->viewManager() &&
            m_canvas->viewManager()->document() &&
            m_canvas->viewManager()->document()->image();
}
 
void KisColorSelectorContainer::slotUpdateIcons()
{
    m_colorSelector->updateIcons();
    m_colorSelector->updateSettings();
    m_minimalShadeSelector->updateSettings();
    m_myPaintShadeSelector->updateSettings();
}
 
void KisColorSelectorContainer::setCanvas(KisCanvas2* canvas)
{
    if (m_canvas) {
        m_canvas->disconnectCanvasObserver(this);
        m_canvas->viewManager()->nodeManager()->disconnect(this);
        KisKActionCollection *ac = m_canvas->viewManager()->actionCollection();
        ac->takeAction(ac->action("show_color_selector"));
        ac->takeAction(ac->action("show_mypaint_shade_selector"));
        ac->takeAction(ac->action("show_minimal_shade_selector"));
    }
 
    m_canvas = canvas;
 
    m_colorSelector->setCanvas(canvas);
    m_myPaintShadeSelector->setCanvas(canvas);
    m_minimalShadeSelector->setCanvas(canvas);
 
 
    m_colorSelector->hasAtLeastOneDocument(doesAtLeastOneDocumentExist());
 
 
    if (m_canvas && m_canvas->viewManager()) {
 
        connect(m_canvas->viewManager()->canvasResourceProvider(), SIGNAL(sigGamutMaskChanged(KoGamutMaskSP)),
                m_colorSelector, SLOT(slotGamutMaskSet(KoGamutMaskSP)), Qt::UniqueConnection);
 
        connect(m_canvas->viewManager()->canvasResourceProvider(), SIGNAL(sigGamutMaskUnset()),
                m_colorSelector, SLOT(slotGamutMaskUnset()), Qt::UniqueConnection);
 
        connect(m_canvas->viewManager()->canvasResourceProvider(), SIGNAL(sigGamutMaskPreviewUpdate()),
                m_colorSelector, SLOT(slotGamutMaskPreviewUpdate()), Qt::UniqueConnection);
 
        connect(m_canvas->viewManager()->canvasResourceProvider(), SIGNAL(sigGamutMaskDeactivated()),
                m_colorSelector, SLOT(slotGamutMaskDeactivate()), Qt::UniqueConnection);
 
        m_gamutMaskToolbar->connectMaskSignals(m_canvas->viewManager()->canvasResourceProvider());
 
        KisKActionCollection* actionCollection = canvas->viewManager()->actionCollection();
        actionCollection->addAction("show_color_selector", m_colorSelAction);
        actionCollection->addAction("show_mypaint_shade_selector", m_mypaintAction);
        actionCollection->addAction("show_minimal_shade_selector", m_minimalAction);
    }
}
 
void KisColorSelectorContainer::updateSettings()
{
    KConfigGroup cfg =  KSharedConfig::openConfig()->group("advancedColorSelector");
    m_onDockerResizeSetting =  (int)cfg.readEntry("onDockerResize", 0);
    m_showColorSelector = (bool) cfg.readEntry("showColorSelector", true);
 
    if (m_showColorSelector) {
        m_colorSelector->show();
 
        if (m_colorSelector->configuration().mainType == KisColorSelectorConfiguration::Wheel) {
            m_gamutMaskToolbar->show();
        } else {
            m_gamutMaskToolbar->hide();
        }
    } else {
        m_colorSelector->hide();
        m_gamutMaskToolbar->hide();
    }
 
    QString type = cfg.readEntry("shadeSelectorType", "Minimal");
 
    QWidget* newShadeSelector;
    if(type=="MyPaint")
        newShadeSelector = m_myPaintShadeSelector;
    else if (type=="Minimal")
        newShadeSelector = m_minimalShadeSelector;
    else
        newShadeSelector = 0;
 
 
 
    if(m_shadeSelector!=newShadeSelector && m_shadeSelector!=0) {
        m_shadeSelector->hide();
    }
    m_shadeSelector=newShadeSelector;
 
    if(m_shadeSelector!=0)
        m_shadeSelector->show();
}
 
 
void KisColorSelectorContainer::resizeEvent(QResizeEvent * e)
{
    if(m_shadeSelector!=0) {
        int minimumHeightForBothWidgets = m_colorSelector->minimumHeight()+m_shadeSelector->minimumHeight()+30; //+30 for the buttons (temporarily)
 
        if(height()<minimumHeightForBothWidgets && m_onDockerResizeSetting== 1) {  // 1 option is hide shade selector
            m_shadeSelector->hide();
        }
        else {
            m_shadeSelector->show();
        }
 
        // m_onDockerResizeSetting==0 is allow horizontal layout
        if(height() < width() && m_onDockerResizeSetting==0 && m_shadeSelector!=m_minimalShadeSelector) {
            m_widgetLayout->setDirection(QBoxLayout::LeftToRight);
        }
        else {
            m_widgetLayout->setDirection(QBoxLayout::TopToBottom);
        }
    }
 
    QWidget::resizeEvent(e);
}