forked from KolibriOS/kolibrios
97 lines
2.0 KiB
Plaintext
97 lines
2.0 KiB
Plaintext
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MODULE lib_img;
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IMPORT sys := SYSTEM, KOSAPI, libimg, File;
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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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img, rgb, width, height: INTEGER;
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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 PutImage(x, y, rgb, width, height: INTEGER);
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VAR aux: INTEGER;
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BEGIN
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aux := KOSAPI.sysfunc7(65, rgb + 8, width * 65536 + height, x * 65536 + y, 24, 0, 0)
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END PutImage;
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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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PutImage(10, 10, rgb, width, height);
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WindowRedrawStatus(2)
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END draw_window;
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PROCEDURE LoadImage(FName: ARRAY OF CHAR);
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VAR data, size: INTEGER;
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BEGIN
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data := File.Load(FName, size);
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IF data # 0 THEN
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img := libimg.img_decode(data, size, 0);
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data := KOSAPI.free(data);
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IF img # 0 THEN
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rgb := libimg.img_to_rgb(img);
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IF rgb # 0 THEN
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sys.GET(img + 4, width);
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sys.GET(img + 8, height)
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END
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END
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END
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END LoadImage;
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PROCEDURE main;
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VAR Window: TWindow;
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exit: BOOLEAN;
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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 := "libimg";
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LoadImage("/rd/1/toolbar.png");
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exit := FALSE;
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REPEAT
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CASE WaitForEvent() OF
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|1: draw_window(Window)
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|3: exit := TRUE
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ELSE
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END
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UNTIL exit
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END main;
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BEGIN
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main
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END lib_img.
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