miguel.horta/openttd-cmclient
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Fix client overlay crash if no graphics are installed

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This commit is contained in:
dP
2022-08-25 14:34:52 +03:00
parent ca2eca8fc3
commit b15722ec6e
1 changed files with 8 additions and 10 deletions
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18
src/citymania/cm_client_list_gui.cpp
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@@ -112,10 +112,9 @@ public:
if (!this->dirty) return;
this->dirty = false;
this->UpdateSize();
Blitter *blitter = BlitterFactory::GetCurrentBlitter();
bool make_backup = true;
bool was_drawn = this->drawn;
if (this->drawn) {
/* Put our 'shot' back to the screen */
@@ -124,13 +123,6 @@ public:
VideoDriver::GetInstance()->MakeDirty(this->backup_box.x, this->backup_box.y, this->backup_box.width, this->backup_box.height);
this->drawn = false;
make_backup = (
this->box.x != this->backup_box.x ||
this->box.y != this->backup_box.y ||
this->box.width != this->backup_box.width ||
this->box.height != this->backup_box.height
);
}
if (_game_mode != GM_NORMAL) return;
@@ -139,7 +131,13 @@ public:
if (!_settings_client.gui.cm_show_client_overlay) return;
if (this->box.width <= 0 || this->box.height <= 0) return;
if (make_backup) {
this->UpdateSize();
if (!was_drawn ||
this->box.x != this->backup_box.x ||
this->box.y != this->backup_box.y ||
this->box.width != this->backup_box.width ||
this->box.height != this->backup_box.height) {
auto size = this->box.width * this->box.height * BlitterFactory::GetCurrentBlitter()->GetBytesPerPixel();
if (size > this->backup_size) {
this->backup = ReallocT(this->backup, size);