/* **slide\_title\_in()**, **slide\_title\_out()** and
* **bling\_title()** are used by the level
* timeline to animate the title.
*
* We use cosine interpolation to slide the title in
* and out, creating a smoother effect.
*
* **progress** will hold a value between 0 to 1
* based on the event progess/duration, making it ideal
* for use with interpolation functions.
*/
static void* before_title_in(void* data, float elapsed_ms, float progress)
{
struct rectangle c = { 0, 0, 192, 108 };
struct rectangle r = { 0, 0, 64, 64 };
struct level_data* ldata = data;
UNUSED(elapsed_ms);
UNUSED(progress);
clear_image(ldata->title.mask, color_from_RGB(0, 0, 0));
draw_on_image(ldata->title.mask);
draw_image(ldata->title.spot, -15, 40, &r, 0);
draw_on_screen();
draw_image(ldata->title.mask, 0, 0, &c, 0);
return NULL;
}
save_menu()
{
set_top_lines();
if (zoom_flag) /* do some re-arranging so menu's in our screen */
{
zbuf_to_screen();
draw_on_screen();
zscale_cursor = 0;
}
else
{
copy_screen(pscreen, bscreen);
}
}
static void* slide_title_in(void* data, float elapsed_ms, float progress)
{
struct rectangle c = { 0, 0, 192, 108 };
struct rectangle r = { 0, 0, 64, 64 };
struct level_data* ldata = data;
UNUSED(elapsed_ms);
clear_image(ldata->title.mask,
color_from_RGB(255 * progress, 255 * progress, 255 * progress));
draw_on_image(ldata->title.mask);
draw_image(ldata->title.spot, -15, 40, &r, 0);
draw_on_screen();
draw_image(ldata->title.mask, 0, 0, &c, 0);
draw_sprite(ldata->title.sprite,
interpolate(-100, 20, progress, circular_ease_out), 10);
return NULL;
}