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Add a function to use b&w cursor...

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...when the display is too busy to draw colour ones (b&w it's better
than invisible or freeze cursor). Must be call before doing heavy
stuff, but already works for the starting screen.
This commit is contained in:
Ali El Gariani 2007-04-05 02:11:46 +00:00
parent acc0069d5b
commit b85798ea5c
2 changed files with 19 additions and 1 deletions
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17
src/cursor.cpp
View file

@ -103,6 +103,7 @@ int cursor_x = -1, cursor_y = -1;
surface cursor_buf = NULL;
bool have_focus = true;
bool hide_bw = false;
bool colour_ready = false;
SDL_Cursor* get_cursor(cursor::CURSOR_TYPE type)
{
@ -156,6 +157,12 @@ void use_colour(bool value)
}
}
void temporary_use_bw()
{
colour_ready = false;
set(current_cursor);
}
void set(CURSOR_TYPE type)
{
current_cursor = type;
@ -163,7 +170,7 @@ void set(CURSOR_TYPE type)
if(type == NUM_CURSORS) {
return;
}
SDL_Cursor* cursor = get_cursor(hide_bw ? cursor::NO_CURSOR : type);
SDL_Cursor* cursor = get_cursor(hide_bw && colour_ready ? cursor::NO_CURSOR : type);
if (cursor != NULL) {
SDL_SetCursor(cursor);
}
@ -209,6 +216,14 @@ void draw(surface screen)
if(use_colour_cursors() == false) {
return;
}
if (!colour_ready) {
// display start to draw cursor
// so it can now display colour cursor
colour_ready = true;
// just reset the cursor will hide the b&w
set(current_cursor);
}
if(current_cursor == NUM_CURSORS) {
return;

3
src/cursor.hpp
View file

@ -29,6 +29,9 @@ struct manager
enum CURSOR_TYPE { NORMAL, WAIT, MOVE, ATTACK, HYPERLINK, MOVE_DRAG, ATTACK_DRAG, NO_CURSOR, NUM_CURSORS };
void use_colour(bool value);
// This function use temporary the b&w cursors while the display is busy
// If used, the colours ones will be reused when display is ready again
void temporary_use_bw();
void set(CURSOR_TYPE type);
void set_dragging(bool drag);