forked from KolibriOS/kolibrios
faf7939a32
2) bcc32 add example use libimg.obj git-svn-id: svn://kolibrios.org@8236 a494cfbc-eb01-0410-851d-a64ba20cac60
81 lines
1.8 KiB
C++
81 lines
1.8 KiB
C++
#include <kolibri.h>
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#include <kos_heap.h>
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#include <kos_file.h>
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#include <load_lib.h>
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#include <l_libimg.h>
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using namespace Kolibri;
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const char header[] = "Image";
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unsigned char* img_d = 0;
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long img_w, img_h;
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char library_path[2048];
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namespace Kolibri{
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char CurrentDirectoryPath[2048];
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}
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bool KolibriOnStart(TStartData &kos_start, TThreadData /*th*/)
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{
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kos_start.Left = 10;
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kos_start.Top = 40;
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kos_start.Width = 280;
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kos_start.Height = 200;
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kos_start.WinData.WindowColor = 0xFFFFFF;
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kos_start.WinData.WindowType = 0x33; // 0x34 - fixed, 0x33 - not fixed
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kos_start.WinData.Title = header;
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LoadLibrary("libimg.obj", library_path, "/sys/lib/libimg.obj", &import_libimg);
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return true;
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}
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void KolibriOnPaint(void)
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{
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// If button have ID 1, this is close button
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DrawButton(2,0xf0f0f0, 10,10,50,20);
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DrawText(20,16,0,"Open");
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if(img_d) PutImage(img_d,10,40,img_w,img_h);
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}
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void KolibriOnButton(long id, TThreadData /*th*/)
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{
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FileInfoBlock* file;
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long int k;
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switch(id){
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case 2:
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file = FileOpen("1.png");
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if (!file){
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SetWindowCaption("Error open file '1.png'");
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break;
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}
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k = FileGetLength(file);
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if (k > 0){
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if(img_d) Free(img_d);
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img_d = (unsigned char*)Alloc(k);
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if (img_d){
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if (FileRead(file, img_d, k) != k){
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Free(img_d); img_d = 0;
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}
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else{
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Image* img;
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img = img_decode(img_d,k,0);
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img_w = img->Width;
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img_h = img->Height;
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img_d = (unsigned char*)ReAlloc(img_d, 3*img_w*img_h);
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//if (!img_d){ ... }
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img_to_rgb2(img,img_d);
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img_destroy(img);
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SetWindowCaption("1.png");
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Redraw(1);
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}
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}
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}
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FileClose(file);
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//break;
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};
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}
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bool KolibriOnClose(TThreadData /*th*/) {
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if(img_d) {Free(img_d); img_d = 0;}
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return true;
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} |