Const'ref

[kdenlive] / src / choosecolorwidget.cpp

diff --git a/src/choosecolorwidget.cpp b/src/choosecolorwidget.cpp
index fce036f916f7a67786a1f9634151266cf35760b1..f8b8d3024b7050e30d4883316808a8948ae64a9b 100644 (file)
--- a/src/choosecolorwidget.cpp
+++ b/src/choosecolorwidget.cpp
@@ -26,31 +26,111 @@
 
 #include <KColorButton>
 #include <KLocalizedString>
+#include <kdeversion.h>
+#include <KDebug>
 
+static QColor stringToColor(QString strColor)
+{
+    bool ok = false;
+    QColor color("black");
+    int intval = 0;
+    if (strColor.startsWith("0x")) {
+        if (strColor.length() == 10) {
+            // 0xRRGGBBAA
+            intval = strColor.toUInt(&ok, 16);
+            color.setRgb( ( intval >> 24 ) & 0xff,   // r
+                          ( intval >> 16 ) & 0xff,   // g
+                          ( intval >>  8 ) & 0xff,   // b
+                          ( intval       ) & 0xff ); // a
+        } else {
+            // 0xRRGGBB, 0xRGB
+            color.setNamedColor(strColor.replace(0, 2, "#"));
+        }
+    } else {
+        if (strColor.length() == 9) {
+            // #AARRGGBB
+            strColor = strColor.replace('#', "0x");
+            intval = strColor.toUInt(&ok, 16);
+            color.setRgb( ( intval >> 16 ) & 0xff,   // r
+                          ( intval >>  8 ) & 0xff,   // g
+                          ( intval       ) & 0xff,   // b
+                          ( intval >> 24 ) & 0xff ); // a
+       } else if (strColor.length() == 8) {
+           // 0xRRGGBB
+           strColor = strColor.replace('#', "0x");
+           color.setNamedColor(strColor);
+        } else {
+            // #RRGGBB, #RGB
+            color.setNamedColor(strColor);
+        }
+    }
+
+    return color;
+}
+
+static QString colorToString(const QColor &color, bool alpha)
+{
+    QString colorStr;
+    QTextStream stream(&colorStr);
+    stream << "0x";
+    stream.setIntegerBase(16);
+    stream.setFieldWidth(2);
+    stream.setFieldAlignment(QTextStream::AlignRight);
+    stream.setPadChar('0');
+    stream <<  color.red() << color.green() << color.blue();
+    if (alpha) {
+        stream << color.alpha();
+    } else {
+       // MLT always wants 0xRRGGBBAA format
+       stream << "ff";
+    }
+    return colorStr;
+}
 
-ChooseColorWidget::ChooseColorWidget(QString text, QColor color, QWidget *parent) :
+ChooseColorWidget::ChooseColorWidget(const QString &text, const QString &color, bool alphaEnabled, QWidget *parent) :
         QWidget(parent)
 {
     QHBoxLayout *layout = new QHBoxLayout(this);
-    layout->addWidget(new QLabel(text));
-    m_button = new KColorButton(color, this);
-    layout->addWidget(m_button);
-    ColorPickerWidget *picker = new ColorPickerWidget(this);
-    layout->addWidget(picker);
+    layout->setContentsMargins(0, 0, 0, 0);
+    layout->setSpacing(0);
+
+    QLabel *label = new QLabel(text, this);
+
+    QWidget *rightSide = new QWidget(this);
+    QHBoxLayout *rightSideLayout = new QHBoxLayout(rightSide);
+    rightSideLayout->setContentsMargins(0, 0, 0, 0);
+    rightSideLayout->setSpacing(0);
+
+    m_button = new KColorButton(stringToColor(color), rightSide);
+#if KDE_IS_VERSION(4,5,0)
+    if (alphaEnabled) m_button->setAlphaChannelEnabled(alphaEnabled);
+#endif
+//     m_button->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed);
+    ColorPickerWidget *picker = new ColorPickerWidget(rightSide);
+
+    layout->addWidget(label);
+    layout->addWidget(rightSide);
+    rightSideLayout->addWidget(m_button);
+    rightSideLayout->addWidget(picker, 0, Qt::AlignRight);
 
     connect(picker, SIGNAL(colorPicked(QColor)), this, SLOT(setColor(QColor)));
-    connect(m_button, SIGNAL(clicked(bool)), this, SIGNAL(modified()));
+    connect(picker, SIGNAL(displayMessage(QString,int)), this, SIGNAL(displayMessage(QString,int)));
+    connect(picker, SIGNAL(disableCurrentFilter(bool)), this, SIGNAL(disableCurrentFilter(bool)));
+    connect(m_button, SIGNAL(changed(QColor)), this, SIGNAL(modified()));
 }
 
-QColor ChooseColorWidget::getColor()
+QString ChooseColorWidget::getColor() const
 {
-    return m_button->color();
+    bool alphaChannel = false;
+#if KDE_IS_VERSION(4,5,0)
+    alphaChannel = m_button->isAlphaChannelEnabled();
+#endif
+    return colorToString(m_button->color(), alphaChannel);
 }
 
-void ChooseColorWidget::setColor(QColor color)
+void ChooseColorWidget::setColor(const QColor& color)
 {
     m_button->setColor(color);
-    emit modified();
 }
 
 #include "choosecolorwidget.moc"