Function Sprites_SetMouseSprite

src/sprites.c:359–426

}

void Sprites_SetMouseSprite(uint16 hotSpotX, uint16 hotSpotY, const uint8 *sprite)
{
	uint16 size;

	if (sprite == NULL || g_mouseDisabled != 0) return;

	while (g_mouseLock != 0) sleepIdle();

	g_mouseLock++;

	GUI_Mouse_Hide();

	size = GFX_GetSize(READ_LE_UINT16(sprite + 3) + 16, sprite[5]);

	if (s_mouseSpriteBufferSize < size) {
		g_mouseSpriteBuffer = realloc(g_mouseSpriteBuffer, size);
		s_mouseSpriteBufferSize = size;
	}

	size = READ_LE_UINT16(sprite + 8) + 10;
	if ((*sprite & 0x1) != 0) size += 16;

	if (s_mouseSpriteSize < size) {
		g_mouseSprite = realloc(g_mouseSprite, size);
		s_mouseSpriteSize = size;
	}

	if ((*sprite & 0x2) != 0) {
		memcpy(g_mouseSprite, sprite, READ_LE_UINT16(sprite + 6));
	} else {
		uint8 *dst = (uint8 *)g_mouseSprite;
		uint8 flags = sprite[0] | 0x2;

		dst[0] = flags;
		dst[1] = sprite[1];
		dst += 2;
		sprite += 2;

		memcpy(dst, sprite, 6);
		dst += 6;
		sprite += 6;

		size = READ_LE_UINT16(sprite);
		dst[0] = sprite[0];
		dst[1] = sprite[1];
		dst += 2;
		sprite += 2;

		if ((flags & 0x1) != 0) {
			memcpy(dst, sprite, 16);
			dst += 16;
			sprite += 16;
		}

		Format80_Decode(dst, sprite, size);
	}

	g_mouseSpriteHotspotX = hotSpotX;