1 files changed, 228 insertions, 0 deletions
diff --git a/src/ui/ui-drv/qt/fractalwidget.cpp b/src/ui/ui-drv/qt/fractalwidget.cpp
new file mode 100644
index 0000000..0fa1141
--- /dev/null
+++ b/src/ui/ui-drv/qt/fractalwidget.cpp
@@ -0,0 +1,228 @@
+#include "fractalwidget.h"
+
+#include "ui.h"
+
+#include <QtGui>
+
+FractalWidget::FractalWidget()
+{
+    m_mouseButtons = 0;
+    m_mousePosition = QPoint(0, 0);
+    m_keyCombination = 0;
+    m_activeImage = 0;
+    m_image[0] = m_image[1] = 0;
+
+    setFocusPolicy(Qt::WheelFocus);
+    setMouseTracking(true);
+}
+
+void FractalWidget::updateMouse(QMouseEvent *event)
+{
+    m_mousePosition = event->pos();
+    m_mouseButtons = event->buttons();
+    m_keyboardModifiers = event->modifiers();
+}
+
+void FractalWidget::mousePressEvent(QMouseEvent *event)
+{
+    updateMouse(event);
+}
+
+void FractalWidget::mouseReleaseEvent(QMouseEvent *event)
+{
+    updateMouse(event);
+}
+
+void FractalWidget::mouseMoveEvent(QMouseEvent *event)
+{
+    updateMouse(event);
+}
+
+void FractalWidget::wheelEvent(QWheelEvent *event)
+{
+}
+
+void FractalWidget::keyPressEvent(QKeyEvent *event)
+{
+    m_keyboardModifiers = event->modifiers();
+
+    switch (event->key()) {
+    case Qt::Key_Left:
+        m_keyCombination |= 1;
+        ui_key(UIKEY_LEFT);
+        break;
+    case Qt::Key_Right:
+        m_keyCombination |= 2;
+        ui_key(UIKEY_RIGHT);
+        break;
+    case Qt::Key_Up:
+        m_keyCombination |= 4;
+        ui_key(UIKEY_UP);
+        break;
+    case Qt::Key_Down:
+        m_keyCombination |= 8;
+        ui_key(UIKEY_DOWN);
+        break;
+    case Qt::Key_PageUp:
+        ui_key(UIKEY_PGUP);
+        break;
+    case Qt::Key_PageDown:
+        ui_key(UIKEY_PGDOWN);
+        break;
+    case Qt::Key_Backspace:
+        ui_key(UIKEY_BACKSPACE);
+        break;
+    case Qt::Key_Escape:
+        ui_key(UIKEY_ESC);
+        break;
+    case Qt::Key_Home:
+        ui_key(UIKEY_HOME);
+        break;
+    case Qt::Key_End:
+        ui_key(UIKEY_END);
+        break;
+    case Qt::Key_Tab:
+        ui_key(UIKEY_TAB);
+        break;
+    default:
+        if (!event->text().isEmpty())
+            ui_key(event->text().toAscii()[0]);
+        else
+            event->ignore();
+    }
+}
+
+void FractalWidget::keyReleaseEvent(QKeyEvent *event)
+{
+    m_keyboardModifiers = event->modifiers();
+
+    switch (event->key()) {
+    case Qt::Key_Left:
+        m_keyCombination &= ~1;
+        break;
+    case Qt::Key_Right:
+        m_keyCombination &= ~2;
+        break;
+    case Qt::Key_Up:
+        m_keyCombination &= ~4;
+        break;
+    case Qt::Key_Down:
+        m_keyCombination &= ~8;
+        break;
+    default:
+        event->ignore();
+    }
+}
+
+void FractalWidget::resizeEvent(QResizeEvent *event)
+{
+    if (m_image[0] && m_image[1])
+        ui_call_resize();
+}
+
+void FractalWidget::paintEvent (QPaintEvent *event)
+{
+    if (m_image[m_activeImage]) {
+        QPainter painter(this);
+        painter.drawImage(0, 0, *m_image[m_activeImage]);
+    }
+}
+
+void FractalWidget::createImages()
+{
+    m_image[0] = new QImage(width(), height(), QImage::Format_RGB32);
+    m_image[1] = new QImage(width(), height(), QImage::Format_RGB32);
+    m_activeImage = 0;
+}
+
+void FractalWidget::destroyImages()
+{
+    delete m_image[0];
+    delete m_image[1];
+}
+
+char *FractalWidget::imageBuffer1()
+{
+    return (char *)m_image[0]->bits();
+}
+
+char *FractalWidget::imageBuffer2()
+{
+    return (char *)m_image[1]->bits();
+}
+
+int FractalWidget::imageBytesPerLine()
+{
+    return m_image[0]->bytesPerLine();
+}
+
+void FractalWidget::switchActiveImage()
+{
+    m_activeImage ^= 1;
+}
+
+QPoint FractalWidget::mousePosition()
+{
+    return m_mousePosition;
+}
+
+int FractalWidget::mouseButtons()
+{
+
+   // Qt::MetaModifier maps to control key on Macs
+   Qt::KeyboardModifier controlModifier =
+#ifdef Q_WS_MAC
+           Qt::MetaModifier;
+#else
+           Qt::ControlModifier;
+#endif
+
+    int mouseButtons = 0;
+
+    // Modifier keys change behavior of left and right mouse buttons
+    if (m_keyboardModifiers & controlModifier) {
+        // Control key swaps left and right buttons
+        if (m_mouseButtons & Qt::LeftButton)
+            mouseButtons |= BUTTON3;
+        if (m_mouseButtons & Qt::RightButton)
+            mouseButtons |= BUTTON1;
+    } else if (m_keyboardModifiers & Qt::ShiftModifier) {
+        // Shift key makes left and right buttons emulate middle button
+        mouseButtons |= BUTTON2;
+    } else {
+        // Otherwise, mouse buttons map normally
+        if (m_mouseButtons & Qt::LeftButton)
+            mouseButtons |= BUTTON1;
+        if (m_mouseButtons & Qt::RightButton)
+            mouseButtons |= BUTTON3;
+    }
+
+    // Middle button is unaffected by modifier keys
+    if (m_mouseButtons & Qt::MidButton)
+        mouseButtons |= BUTTON2;
+
+    return mouseButtons;
+}
+
+int FractalWidget::keyCombination()
+{
+    return m_keyCombination;
+}
+
+void FractalWidget::setCursorType(int type)
+{
+    if (type == WAITMOUSE || type == REPLAYMOUSE)
+        setCursor(Qt::WaitCursor);
+    else
+        setCursor(Qt::ArrowCursor);
+}
+
+QSize FractalWidget::sizeHint() const
+{
+    return m_sizeHint;
+}
+
+void FractalWidget::setSizeHint(const QSize &size)
+{
+    m_sizeHint = size;
+}