.

[graphlib.git] / DrawingWindow.h

diff --git a/DrawingWindow.h b/DrawingWindow.h
index 7685d7d..73fdc26 100644 (file)
--- a/DrawingWindow.h
+++ b/DrawingWindow.h
@@ -1,34 +1,55 @@
 #ifndef DRAWING_WINDOW_H
 #define DRAWING_WINDOW_H
 
-#include <QThread>
+#include <QBasicTimer>
+#include <QColor>
+#include <QImage>
+#include <QMutex>
+#include <QPainter>
+#include <QPen>
+#include <QRect>
+#include <QWaitCondition>
 #include <QWidget>
 #include <Qt>
 
-class DrawingWindowPrivate;
+class DrawingThread;
 
+/*!
+ * Fenêtre de dessin.
+ *  
+ */
 class DrawingWindow: public QWidget {
 public:
+    //! Type de la fonction de dessin, passée en paramètre de construction.
     typedef void (*ThreadFunction)(DrawingWindow &);
 
+    //! Largeur par défaut de la fenêtre.
     static const int DEFAULT_WIDTH = 640;
+    //! Hauteur par défaut de la fenêtre.
     static const int DEFAULT_HEIGHT = 480;
 
     DrawingWindow(ThreadFunction fun,
-                  int width = DEFAULT_WIDTH, int height = DEFAULT_HEIGHT);
+                  int width_ = DEFAULT_WIDTH, int height_ = DEFAULT_HEIGHT);
     DrawingWindow(QWidget *parent,
                   ThreadFunction fun,
-                  int width = DEFAULT_WIDTH, int height = DEFAULT_HEIGHT);
+                  int width_ = DEFAULT_WIDTH, int height_ = DEFAULT_HEIGHT);
     DrawingWindow(QWidget *parent, Qt::WindowFlags flags,
                   ThreadFunction fun,
-                  int width = DEFAULT_WIDTH, int height = DEFAULT_HEIGHT);
+                  int width_ = DEFAULT_WIDTH, int height_ = DEFAULT_HEIGHT);
 
     ~DrawingWindow();
 
+    //! Largeur de la fenêtre.
     const int width;
+    //! Hauteur de la fenêtre.
     const int height;
 
+    void setColor(unsigned int color);
+    void setColor(const char *name);
     void setColor(float red, float green, float blue);
+
+    void setBgColor(unsigned int color);
+    void setBgColor(const char *name);
     void setBgColor(float red, float green, float blue);
 
     void clearGraph();
@@ -36,6 +57,18 @@ public:
     void drawPoint(int x, int y);
     void drawLine(int x1, int y1, int x2, int y2);
     void drawRect(int x1, int y1, int x2, int y2);
+    void fillRect(int x1, int y1, int x2, int y2);
+    void drawCircle(int x, int y, int r);
+    void fillCircle(int x, int y, int r);
+
+    void drawText(int x, int y, const char *text, int flags = 0);
+    void drawTextBg(int x, int y, const char *text, int flags = 0);
+
+    unsigned int getPointColor(int x, int y);
+
+    bool sync(unsigned long time = ULONG_MAX);
+
+    void closeGraph();
 
     void sleep(unsigned long secs);
     void msleep(unsigned long msecs);
@@ -43,14 +76,53 @@ public:
 
 protected:
     void closeEvent(QCloseEvent *ev);
+    void customEvent(QEvent *ev);
+    void keyPressEvent(QKeyEvent *ev);
     void paintEvent(QPaintEvent *ev);
     void showEvent(QShowEvent *ev);
     void timerEvent(QTimerEvent *ev);
 
 private:
-    DrawingWindowPrivate * const d;
+    //! Intervalle de temps entre deux rendus (ms)
+    static const int paintInterval = 33;
+
+    QBasicTimer timer;
+    QMutex imageMutex;
+    QMutex syncMutex;
+    QWaitCondition syncCondition;
+    bool terminateThread;
+    int lockCount;
+
+    QImage *image;
+    QPainter *painter;
 
-    friend class DrawingWindowPrivate;
+    bool dirtyFlag;
+    QRect dirtyRect;
+
+    DrawingThread *thread;
+
+    void initialize(ThreadFunction fun);
+
+    void setColor(const QColor& color);
+    void setBgColor(const QColor& color);
+    QColor getColor();
+    QColor getBgColor();
+
+    void safeLock(QMutex &mutex);
+    void safeUnlock(QMutex &mutex);
+
+    void dirty();
+    void dirty(int x, int y);
+    void dirty(int x1, int y1, int x2, int y2);
+    void dirty(const QRect &rect);
+
+    void mayUpdate();
+    void realSync();
+    void realDrawText(int x, int y, const char *text, int flags);
 };
 
 #endif // !DRAWING_WINDOW_H
+
+// Local variables:
+// mode: c++
+// End: