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62 lines
1.3 KiB
C++
62 lines
1.3 KiB
C++
// This is Upp conversion of Qt example, see
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// http://doc.trolltech.com/3.0/hello-example.html
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#include <CtrlLib/CtrlLib.h>
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using namespace Upp;
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class HelloWorld : public TopWindow {
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public:
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virtual void LeftDown(Point, dword);
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virtual void Paint(Draw& w);
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private:
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String text;
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void Animate() { Refresh(); }
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public:
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typedef HelloWorld CLASSNAME;
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HelloWorld& Text(const String& t) { text = t; Refresh(); return *this; }
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HelloWorld();
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};
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HelloWorld::HelloWorld()
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{
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SetTimeCallback(-40, THISBACK(Animate));
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BackPaint();
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Zoomable().Sizeable();
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SetRect(0, 0, 260, 80);
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}
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void HelloWorld::LeftDown(Point, dword)
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{
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Close();
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}
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void HelloWorld::Paint(Draw& w)
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{
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Size sz = GetSize();
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static int sin_tbl[16] = {
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0, 38, 71, 92, 100, 92, 71, 38, 0, -38, -71, -92, -100, -92, -71, -38
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};
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w.DrawRect(sz, White);
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Size tsz = GetTextSize(text, Roman(32));
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Point pos = (sz - tsz) / 2;
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for(int i = 0; i < text.GetLength(); i++) {
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int q = (i + GetTickCount() / 40) & 15;
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w.DrawText(pos.x, pos.y + sin_tbl[q] * (sz.cy - 32) / 200,
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~text + i, Roman(32), HsvColorf(q / 15.0, 1, 0.5), 1);
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pos.x += Roman(32).Info()[text[i]];
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}
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}
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GUI_APP_MAIN
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{
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HelloWorld hw;
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hw.Title("Hello world example");
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hw.Text(Nvl(Join(CommandLine(), " "), "Hello world !"));
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hw.Run();
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}
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