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Fix GR after TEXT

This commit is contained in:
Brad Grantham 2018-08-04 00:57:31 -07:00
parent 23fa9e4e01
commit d5ce35342e
1 changed files with 10 additions and 5 deletions
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15
runtime.c
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@ -10,6 +10,13 @@
#define MIXED_GRAPHICS_HEIGHT (SCREEN_HEIGHT - MIXED_TEXT_HEIGHT)
#define CLEAR_CHAR (' ' | 0x80)
#define TEXT_OFF_SWITCH ((uint8_t *) 49232U)
#define TEXT_ON_SWITCH ((uint8_t *) 49233U)
#define MIXED_OFF_SWITCH ((uint8_t *) 49234U)
#define MIXED_ON_SWITCH ((uint8_t *) 49235U)
#define HIRES_OFF_SWITCH ((uint8_t *) 49238U)
#define HIRES_ON_SWITCH ((uint8_t *) 49239U)
// Location of cursor in logical screen space.
uint16_t g_cursor_x = 0;
uint16_t g_cursor_y = 0;
@ -239,11 +246,11 @@ void gr_statement(void) {
if (!g_gr_mode) {
int i;
// Mixed text and lo-res graphics mode.
uint8_t *p = (uint8_t *) 49235U;
hide_cursor();
*p = 0;
*TEXT_OFF_SWITCH = 0;
*MIXED_ON_SWITCH = 0;
// Clear the graphics area.
for (i = 0; i < MIXED_GRAPHICS_HEIGHT; i++) {
@ -265,12 +272,10 @@ void gr_statement(void) {
void text_statement(void) {
if (g_gr_mode) {
// Text mode.
uint8_t *p = (uint8_t *) 49233U;
*TEXT_ON_SWITCH = 0;
hide_cursor();
*p = 0;
g_gr_mode = 0;
}
}