Bryan Bui-Tuong wrote:
> Well I have other things on my screen drawn out such as the following:
>
>
> //this is my window
> Main {
> ..............
> ...
> rect.x = 0; rect.y = 0; rect.w = 320; rect.h = 240; //Screen
> dimensions
> lite_new_window( NULL, &rect, DWCAPS_NODECORATION,
> liteNoWindowTheme, NULL, &screen );
>
> lite_set_window_background_color( screen, white.r, white.g, white.b,
> white.a );
> lite_hide_cursor();
> lite_set_window_opacity( screen, liteFullWindowOpacity );
> ...
> Function1
> Function2
> ...
> }
>
>
> //I am placing this image on one location, and I want to draw on top of it
> (you can see the coordinates are similar in the code below)
> Function1{
> DFBRectangle rect;
> LiteImage *image;
>
> /* setup image */
> rect.x = 185; rect.y = 4; rect.w = 56; rect.h = 20;
> lite_new_image(LITE_BOX(window), &rect, liteNoImageTheme, &image);
>
> lite_load_image( image, "image.png" );
> }
>
So you see the image at least?
> //And then I attempt to draw a figure:
> Function2{
> static IDirectFBSurface *batt = NULL;
> static LiteBox *batt_stat = NULL;
> static DFBRectangle batt_rect[2];
>
> batt_rect[0].x = 188; batt_rect[0].y = 7; batt_rect[0].w = 47;
> batt_rect[0].h = 14;
> batt_rect[1].x = 235; batt_rect[1].y = 9; batt_rect[1].w = 3;
> batt_rect[1].h = 10;
>
> lite_new_box( &batt_stat, LITE_BOX(window), 188, 7, 50, 14 );
> lite_init_box( batt_stat );
>
> batt = batt_stat->surface;
>
> batt->SetColor( batt, green.r, green.g, green.b, green.a ); //green
> batt->FillRectangles( batt, batt_rect, 2 );
> batt->Flip( batt, NULL, 0 );
> }
Then this should show something as well.
--
Best regards,
Denis Oliver Kropp
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| DirectFB - Hardware accelerated graphics |
| http://www.directfb.org/ |
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