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recache RGUI background when framebuffer changes size

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This commit is contained in:
Toad King 2015-06-24 23:19:28 -05:00
parent 6416f825ed
commit f2f636ca19
1 changed files with 19 additions and 4 deletions
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23
menu/drivers/rgui.c
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@ -55,6 +55,8 @@
typedef struct {
bool force_redraw;
char msgbox[4096];
unsigned last_width;
unsigned last_height;
} rgui_t;
static INLINE uint16_t argb32_to_rgba4444(uint32_t col)
@ -126,10 +128,10 @@ static void fill_rect(menu_framebuf_t *frame_buf,
uint16_t (*col)(unsigned x, unsigned y))
{
unsigned i, j;
if (!frame_buf->data || !col)
return;
for (j = y; j < y + height; j++)
for (i = x; i < x + width; i++)
frame_buf->data[j * (frame_buf->pitch >> 1) + i] = col(i, j);
@ -404,6 +406,16 @@ static void rgui_render(void)
return;
}
// if the framebuffer changed size, recache the background
if (rgui->last_width != frame_buf->width || rgui->last_height != frame_buf->height)
{
fill_rect(frame_buf, 0, frame_buf->height,
frame_buf->width, 4, gray_filler);
rgui->last_width = frame_buf->width;
rgui->last_height = frame_buf->height;
}
/* ensures the framebuffer will be rendered on the screen */
menu_display_fb_set_dirty();
anim->is_active = false;
@ -423,10 +435,10 @@ static void rgui_render(void)
menu->scroll_y = 0;
}
}
if (settings->menu.mouse.enable)
{
if (menu_input->mouse.scrolldown
if (menu_input->mouse.scrolldown
&& (menu_entries_get_start() < menu_entries_get_end() - RGUI_TERM_HEIGHT))
menu_entries_set_start(menu_entries_get_start() + 1);
@ -609,6 +621,9 @@ static void *rgui_init(void)
fill_rect(frame_buf, 0, frame_buf->height,
frame_buf->width, 4, gray_filler);
rgui->last_width = frame_buf->width;
rgui->last_height = frame_buf->height;
return menu;
error: