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#include <Wt/WApplication>
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#include <Wt/WContainerWidget>
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#include <Wt/WEnvironment>
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#include <Wt/WFont>
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#include <Wt/WLength>
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#include <Wt/WPaintedWidget>
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#include <Wt/WPainter>
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#include <Wt/WPaintDevice>
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#include <Wt/WScrollArea>
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#include <stdlib.h>
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using namespace Wt;
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using namespace std;
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class MyPaintedWidget : public WPaintedWidget {
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public:
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MyPaintedWidget ( WContainerWidget* parent = 0 );
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protected:
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void paintEvent(WPaintDevice *paintDevice);
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private:
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int width;
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int height;
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};
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MyPaintedWidget::MyPaintedWidget ( WContainerWidget* parent ) :
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WPaintedWidget ( parent ),
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width(2000),
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height(1000) {
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resize( WLength( width ), WLength( height ) );
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update();
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}
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void MyPaintedWidget::paintEvent(WPaintDevice *paintDevice) {
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WPainter painter(paintDevice);
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WFont font( Wt::WFont::Monospace );
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font.setSize(Wt::WFont::Medium);
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painter.setFont( font );
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WString s = "ABCDEFGHIJKLMNPQRSTUVWXYZ0123456789";
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for (int i=0; i<80; i++) {
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for (int j=0; j<10; j++) {
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painter.drawText(j*250,i*10,200,10,AlignLeft,TextSingleLine, s);
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}
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}
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}
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class MyApplication : public WApplication {
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public:
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MyApplication(const WEnvironment& env) : WApplication(env) {
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MyPaintedWidget *pw = new MyPaintedWidget();
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WScrollArea *area = new WScrollArea();
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area->resize(WLength(500), WLength(200));
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area->setWidget( pw );
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root()->addWidget( area );
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}
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};
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WApplication *createApplication(const WEnvironment& env) {
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return new MyApplication(env);
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}
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int main(int argc, char **argv) {
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return WRun(argc, argv, &createApplication);
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}
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