forked from KolibriOS/kolibrios
159 lines
3.9 KiB
Plaintext
159 lines
3.9 KiB
Plaintext
MODULE RasterW;
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IMPORT sys := SYSTEM, RW := RasterWorks, KOSAPI;
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TYPE
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TWindow = RECORD
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Left, Top, Width, Height: INTEGER;
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Color: INTEGER;
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Header: ARRAY 256 OF CHAR
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END;
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VAR
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canvas : INTEGER;
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bpp32 : BOOLEAN;
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PROCEDURE CreateCanvas(width, height: INTEGER; bpp32: BOOLEAN): INTEGER;
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VAR canvas: INTEGER;
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BEGIN
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canvas := KOSAPI.malloc(width * height * (3 + ORD(bpp32)) + 8);
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sys.PUT(canvas, width);
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sys.PUT(canvas + 4, height)
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RETURN canvas
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END CreateCanvas;
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PROCEDURE ClearCanvas(canvas, color: INTEGER; bpp32: BOOLEAN);
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VAR data, width, height, i: INTEGER;
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BEGIN
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sys.GET(canvas, width);
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sys.GET(canvas + 4, height);
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data := canvas + 8;
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IF bpp32 THEN
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FOR i := 1 TO width * height DO
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sys.PUT(data, color); INC(data, 4)
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END
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ELSE
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FOR i := 1 TO width * height - 1 DO
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sys.PUT(data, color); INC(data, 3)
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END;
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sys.MOVE(sys.ADR(color), data, 3)
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END
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END ClearCanvas;
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PROCEDURE WindowRedrawStatus(p: INTEGER);
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VAR aux: INTEGER;
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BEGIN
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aux := KOSAPI.sysfunc2(12, p)
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END WindowRedrawStatus;
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PROCEDURE DefineAndDrawWindow(x, y, width, height, color, style, hcolor, hstyle: INTEGER; htext: ARRAY OF CHAR);
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VAR aux: INTEGER;
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BEGIN
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aux := KOSAPI.sysfunc6(0, x * 65536 + width, y * 65536 + height, color + LSL(style, 24), hcolor + LSL(hstyle, 24), sys.ADR(htext[0]))
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END DefineAndDrawWindow;
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PROCEDURE WaitForEvent(): INTEGER;
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RETURN KOSAPI.sysfunc1(10)
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END WaitForEvent;
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PROCEDURE ExitApp;
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VAR aux: INTEGER;
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BEGIN
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aux := KOSAPI.sysfunc1(-1)
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END ExitApp;
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PROCEDURE DrawCanvas(canvas: INTEGER; x, y: INTEGER; bpp32: BOOLEAN);
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VAR xsize, ysize, aux: INTEGER;
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BEGIN
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sys.GET(canvas, xsize);
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sys.GET(canvas + 4, ysize);
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aux := KOSAPI.sysfunc7(65, canvas + 8, xsize * 65536 + ysize, x * 65536 + y, 24 + 8 * ORD(bpp32), 0, 0)
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END DrawCanvas;
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PROCEDURE TextOut(canvas, x, y: INTEGER; string: ARRAY OF CHAR; color, params: INTEGER);
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VAR width: INTEGER;
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BEGIN
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width := RW.drawText(canvas, x, y, sys.ADR(string[0]), LENGTH(string), color + 0FF000000H, params)
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END TextOut;
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PROCEDURE DrawText;
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VAR x, y: INTEGER;
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BEGIN
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ClearCanvas(canvas, 00FFFFFFH, bpp32);
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x := 0; y := 0;
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TextOut(canvas, x, y, "font size 16", 000000FFH, RW.params( 16, 0, RW.cp866, RW.bpp32 * ORD(bpp32) ) );
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y := y + 16;
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x := x + 20;
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TextOut(canvas, x, y, "font size 12", 00FF0000H, RW.params( 12, 0, RW.cp866, RW.bpp32 * ORD(bpp32) ) );
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y := y + 12;
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x := x + 20;
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TextOut(canvas, x, y, "italic", 00808080H, RW.params( 16, 0, RW.cp866, RW.bpp32 * ORD(bpp32) + RW.italic ) );
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y := y + 16;
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x := x + 20;
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TextOut(canvas, x, y, "bold", 00000000H, RW.params( 16, 0, RW.cp866, RW.bpp32 * ORD(bpp32) + RW.bold ) );
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y := y + 16;
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x := x + 20;
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TextOut(canvas, x, y, "underline", 00000000H, RW.params( 16, 0, RW.cp866, RW.bpp32 * ORD(bpp32) + RW.underline ) );
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y := y + 16;
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x := x + 20;
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TextOut(canvas, x, y, "strike-through", 00000000H, RW.params( 16, 0, RW.cp866, RW.bpp32 * ORD(bpp32) + RW.strike_through ) );
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y := y + 16;
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x := x + 20;
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DrawCanvas(canvas, 10, 10, bpp32);
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END DrawText;
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PROCEDURE draw_window(Window: TWindow);
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BEGIN
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WindowRedrawStatus(1);
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DefineAndDrawWindow(Window.Left, Window.Top, Window.Width, Window.Height, Window.Color, 51, 0, 0, Window.Header);
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DrawText;
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WindowRedrawStatus(2);
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END draw_window;
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PROCEDURE main;
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VAR Window: TWindow;
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BEGIN
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Window.Left := 200;
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Window.Top := 200;
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Window.Width := 400;
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Window.Height := 300;
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Window.Color := 00C0C0C0H;
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Window.Header := "RasterWorks";
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bpp32 := FALSE;
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canvas := CreateCanvas(Window.Width - 30, Window.Height - 50, bpp32);
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WHILE TRUE DO
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CASE WaitForEvent() OF
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|1: draw_window(Window)
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|3: ExitApp
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ELSE
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END
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END
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END main;
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BEGIN
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main
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END RasterW. |