Am I smoking something that I don't realized.... SDL input
didn't see to translated key_id.... or I'm missing something?
Alex Lau wrote:
> Dear All
>
> While I'm doing some chinese font rendering test,
> I realized there may be a bug in SDL input buffer
>
> here I attact a programe I test with some chinese
> font and text it work fine in console but when I
> do system=sdl, input event didn't seem to work
> correctly .... is it my sdl problem?
>
> Thanks
>
>
> ------------------------------------------------------------------------
>
> #include <stdio.h>
> #include <directfb.h>
>
> #define VERSION "0.0.1"
>
> static IDirectFB *dfb = NULL;
> static IDirectFBSurface *primary = NULL;
> static IDirectFBInputDevice *keyboard = NULL;
>
> static int screen_width = 0;
> static int screen_height = 0;
> #define DFBCHECK(x...) \
> { \
> DFBResult err = x; \
> \
> if (err != DFB_OK) \
> { \
> fprintf( stderr, "%s <%d>:\n\t", __FILE__, __LINE__ ); \
> DirectFBErrorFatal( #x, err ); \
> } \
> }
>
> static IDirectFBFont *font = NULL;
> static DFBInputDeviceKeyState escape = DIKS_UP;
>
> static IDirectFBEventBuffer *buffer = NULL;
>
> static char *text = "跳�那�懶狗� 跳过那�懒狗!";
> static char *fontname = "/usr/X11R6/lib/X11/fonts/truetype/FZKaiTi.ttf";
>
> static void
> print_usage (const char *prg_name)
> {
> int i;
>
> fprintf (stderr, "\nDirectFB Font Test (version %s)\n\n", VERSION);
> fprintf (stderr, "Usage: %s [options]\n\n", prg_name);
> fprintf (stderr, "Options:\n");
> fprintf (stderr, " -f --font Full path font
> name\n");
> fprintf (stderr, " -t --text Text to be
> displayed\n");
>
> fprintf (stderr, "\n");
> }
>
>
> static int render(int loopindex, int screen_width, int screen_height, int
> width)
> {
> int i=loopindex;
>
> if( i > -width )
> {
> DFBCHECK (primary->SetColor (primary, 0x0, 0x0, 0x0, 0xFF));
> DFBCHECK (primary->FillRectangle (primary, 0, 0, screen_width,
> screen_height));
>
> DFBCHECK (primary->SetColor (primary, 0x80, 0x0, 0x20, 0xFF));
> DFBCHECK (primary->DrawString (primary, text, -1, i, screen_height / 2,
> DSTF_LEFT));
> //DFBCHECK (primary->Flip (primary, NULL, DSFLIP_WAITFORSYNC));
> DFBCHECK (primary->Flip (primary, NULL, 0 ));
> i--;
> } else {
> i=screen_width;
> }
> return i;
> }
>
> int main (int argc, char **argv)
> {
> int width, quit=0, loopindex;
> DFBFontDescription font_dsc;
> DFBSurfaceDescription dsc;
>
> if( argc < 1 )
> print_usage( argv[0] );
> else if( argc >= 3 ) {
> if( strcmp( "-f", argv[1] )==0 || strcmp( "--font", argv[1] )==0 ){
> fontname = argv[2];
> } else if (strcmp ( "-t", argv[1] )==0 || strcmp( "--text", argv[1] )==0
> ){
> text = argv[2];
> }
> }
> if( argc >= 5 ) {
> if( strcmp( "-f", argv[3] )==0 || strcmp( "--font", argv[3] )==0 ){
> fontname = argv[4];
> } else if (strcmp ( "-t", argv[3] )==0 || strcmp( "--text", argv[3] )==0
> ){
> text = argv[4];
> }
> }
>
>
> DFBCHECK (DirectFBInit (&argc, &argv));
>
> DFBCHECK (DirectFBCreate (&dfb));
> // DFBCHECK (dfb->SetCooperativeLevel (dfb, DFSCL_FULLSCREEN));
>
> dsc.flags = DSDESC_CAPS;
> dsc.caps = DSCAPS_PRIMARY | DSCAPS_FLIPPING;
>
> DFBCHECK (dfb->CreateSurface( dfb, &dsc, &primary ));
> DFBCHECK (primary->GetSize (primary, &screen_width, &screen_height));
>
> loopindex = screen_width;
>
> font_dsc.flags = DFDESC_HEIGHT;
> font_dsc.height = 48;
>
> DFBCHECK (dfb->GetInputDevice (dfb, DIDID_KEYBOARD, &keyboard));
> DFBCHECK (keyboard->CreateEventBuffer (keyboard, &buffer));
>
> DFBCHECK (dfb->CreateFont (dfb, fontname , &font_dsc, &font));
> DFBCHECK (primary->SetFont (primary, font));
> DFBCHECK (font->GetStringWidth (font, text, -1, &width));
>
> DFBInputEvent event;
>
> while (!quit){
> if ( buffer->HasEvent(buffer) == DFB_OK )
> {
> if( buffer->GetEvent (buffer, DFB_EVENT(&event)) == DFB_OK )
> {
> if (event.type == DIET_KEYPRESS) {
> printf("key press %d\n", event.key_id );
> if (event.key_id == DIKI_ESCAPE || event.key_id == DIKI_Q )
> quit = 1;
> }
> }
> } else {
> loopindex = render(loopindex, screen_width, screen_height, width );
> }
> }
>
> font->Release (font);
> buffer->Release (buffer);
> keyboard->Release (keyboard);
> primary->Release (primary);
> dfb->Release (dfb);
>
> return 23;
> }
>
>
> ------------------------------------------------------------------------
>
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