Main::Main(QGraphicsScene& c, QWidget* parent, const char* name, Qt::WindowFlags f) :
Q3MainWindow(parent,name,f),
canvas(c)
{
editor = new FigureEditor(canvas,this);
QMenuBar* menu = menuBar();
Q3PopupMenu* file = new Q3PopupMenu( menu );
file->insertItem("&Fill canvas", this, SLOT(init()), Qt::CTRL+Qt::Key_F);
file->insertItem("&Erase canvas", this, SLOT(clear()), Qt::CTRL+Qt::Key_E);
file->insertItem("&New view", this, SLOT(newView()), Qt::CTRL+Qt::Key_N);
file->insertSeparator();
file->insertItem("&Print...", this, SLOT(print()), Qt::CTRL+Qt::Key_P);
file->insertSeparator();
file->insertItem("E&xit", qApp, SLOT(quit()), Qt::CTRL+Qt::Key_Q);
menu->insertItem("&File", file);
Q3PopupMenu* edit = new Q3PopupMenu( menu );
edit->insertItem("Add &Circle", this, SLOT(addCircle()), Qt::ALT+Qt::Key_C);
edit->insertItem("Add &Hexagon", this, SLOT(addHexagon()), Qt::ALT+Qt::Key_H);
edit->insertItem("Add &Polygon", this, SLOT(addPolygon()), Qt::ALT+Qt::Key_P);
edit->insertItem("Add Spl&ine", this, SLOT(addSpline()), Qt::ALT+Qt::Key_I);
edit->insertItem("Add &Text", this, SLOT(addText()), Qt::ALT+Qt::Key_T);
edit->insertItem("Add &Line", this, SLOT(addLine()), Qt::ALT+Qt::Key_L);
edit->insertItem("Add &Rectangle", this, SLOT(addRectangle()), Qt::ALT+Qt::Key_R);
edit->insertItem("Add &Sprite", this, SLOT(addSprite()), Qt::ALT+Qt::Key_S);
edit->insertItem("Create &Mesh", this, SLOT(addMesh()), Qt::ALT+Qt::Key_M );
edit->insertItem("Add &Alpha-blended image", this, SLOT(addButterfly()), Qt::ALT+Qt::Key_A);
menu->insertItem("&Edit", edit);
Q3PopupMenu* view = new Q3PopupMenu( menu );
view->insertItem("&Enlarge", this, SLOT(enlarge()), Qt::SHIFT+Qt::CTRL+Qt::Key_Plus);
view->insertItem("Shr&ink", this, SLOT(shrink()), Qt::SHIFT+Qt::CTRL+Qt::Key_Minus);
view->insertSeparator();
view->insertItem("&Rotate clockwise", this, SLOT(rotateClockwise()), Qt::CTRL+Qt::Key_PageDown);
view->insertItem("Rotate &counterclockwise", this, SLOT(rotateCounterClockwise()), Qt::CTRL+Qt::Key_PageUp);
view->insertItem("&Zoom in", this, SLOT(zoomIn()), Qt::CTRL+Qt::Key_Plus);
view->insertItem("Zoom &out", this, SLOT(zoomOut()), Qt::CTRL+Qt::Key_Minus);
view->insertItem("Translate left", this, SLOT(moveL()), Qt::CTRL+Qt::Key_Left);
view->insertItem("Translate right", this, SLOT(moveR()), Qt::CTRL+Qt::Key_Right);
view->insertItem("Translate up", this, SLOT(moveU()), Qt::CTRL+Qt::Key_Up);
view->insertItem("Translate down", this, SLOT(moveD()), Qt::CTRL+Qt::Key_Down);
view->insertItem("&Mirror", this, SLOT(mirror()), Qt::CTRL+Qt::Key_Home);
menu->insertItem("&View", view);
menu->insertSeparator();
Q3PopupMenu* help = new Q3PopupMenu( menu );
help->insertItem("&About", this, SLOT(help()), Qt::Key_F1);
help->setItemChecked(dbf_id, TRUE);
menu->insertItem("&Help",help);
statusBar();
setCentralWidget(editor);
printer = 0;
init();
}
void Main::init()
{
clear();
static int r=24;
qsrand(++r);
mainCount++;
butterflyimg = 0;
logoimg = 0;
int i;
for ( i=0; i < int(canvas.width()) / 56; i++) {
addButterfly();
}
for ( i=0; i < int(canvas.width()) / 85; i++) {
addHexagon();
}
for ( i=0; i < int(canvas.width()) / 128; i++) {
addLogo();
}
}
void Main::init()
{
clear();
static int r=24;
srand(++r);
mainCount++;
butterflyimg = 0; //蝴蝶指標為0
logoimg = 0; // Qt logo動畫指標為0
int i;
for ( i=0; i<canvas.width() / 56; i++) {
addButterfly();
}
for ( i=0; i<canvas.width() / 85; i++) {
addHexagon();
}
for ( i=0; i<canvas.width() / 128; i++) {
addLogo();
}
}
Main::Main(QCanvas& c, QWidget* parent, const char* name, WFlags f) :
QMainWindow(parent,name,f),
canvas(c)
{
editor = new FigureEditor(canvas,this); // 繼承canvas view而來
QMenuBar* menu = menuBar();
QPopupMenu* file = new QPopupMenu( menu ); // 當parent被刪除,則子類別也會被刪除
file->insertItem("&Fill canvas", this, SLOT(init()), CTRL+Key_F);
file->insertItem("&Erase canvas", this, SLOT(clear()), CTRL+Key_E);
file->insertItem("&New view", this, SLOT(newView()), CTRL+Key_N);
file->insertSeparator();
file->insertItem("&Print...", this, SLOT(print()), CTRL+Key_P);
file->insertSeparator();
file->insertItem("E&xit", qApp, SLOT(quit()), CTRL+Key_Q);
menu->insertItem("&File", file); // 建立一個工具列名為File的label
QPopupMenu* edit = new QPopupMenu( menu );
edit->insertItem("Add &Circle", this, SLOT(addCircle()), ALT+Key_C);
edit->insertItem("Add &Hexagon", this, SLOT(addHexagon()), ALT+Key_H);
edit->insertItem("Add &Polygon", this, SLOT(addPolygon()), ALT+Key_P);
edit->insertItem("Add Spl&ine", this, SLOT(addSpline()), ALT+Key_I);
edit->insertItem("Add &Text", this, SLOT(addText()), ALT+Key_T);
edit->insertItem("Add &Line", this, SLOT(addLine()), ALT+Key_L);
edit->insertItem("Add &Rectangle", this, SLOT(addRectangle()), ALT+Key_R);
edit->insertItem("Add &Sprite", this, SLOT(addSprite()), ALT+Key_S);
edit->insertItem("Create &Mesh", this, SLOT(addMesh()), ALT+Key_M );
edit->insertItem("Add &Alpha-blended image", this, SLOT(addButterfly()), ALT+Key_A);
menu->insertItem("&Edit", edit);
QPopupMenu* view = new QPopupMenu( menu );
view->insertItem("&Enlarge", this, SLOT(enlarge()), SHIFT+CTRL+Key_Plus);
view->insertItem("Shr&ink", this, SLOT(shrink()), SHIFT+CTRL+Key_Minus);
view->insertSeparator();
view->insertItem("&Rotate clockwise", this, SLOT(rotateClockwise()), CTRL+Key_PageDown);
view->insertItem("Rotate &counterclockwise", this, SLOT(rotateCounterClockwise()), CTRL+Key_PageUp);
view->insertItem("&Zoom in", this, SLOT(zoomIn()), CTRL+Key_Plus);
view->insertItem("Zoom &out", this, SLOT(zoomOut()), CTRL+Key_Minus);
view->insertItem("Translate left", this, SLOT(moveL()), CTRL+Key_Left);
view->insertItem("Translate right", this, SLOT(moveR()), CTRL+Key_Right);
view->insertItem("Translate up", this, SLOT(moveU()), CTRL+Key_Up);
view->insertItem("Translate down", this, SLOT(moveD()), CTRL+Key_Down);
view->insertItem("&Mirror", this, SLOT(mirror()), CTRL+Key_Home);
menu->insertItem("&View", view);
options = new QPopupMenu( menu );
dbf_id = options->insertItem("Double buffer", this, SLOT(toggleDoubleBuffer()));
options->setItemChecked(dbf_id, TRUE);
menu->insertItem("&Options",options);
menu->insertSeparator();
QPopupMenu* help = new QPopupMenu( menu );
help->insertItem("&About", this, SLOT(help()), Key_F1);
help->setItemChecked(dbf_id, TRUE); // 很奇怪,當TRUE時,把dbf_id打勾,不懂
menu->insertItem("&Help",help);
statusBar();
// 返回這個窗口的狀態條。如果沒有的話
// statusBar()會創建一個空的狀態條，並且如果需要也創建一個工具提示組。
setCentralWidget(editor);
printer = 0;
init();
}