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added shadow support for buttons

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This commit is contained in:
Tectu 2012-06-27 11:12:45 +02:00
parent de84bc984c
commit 2c95af7413
2 changed files with 11 additions and 2 deletions
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10
gui.c
View File

@ -135,8 +135,9 @@ uint8_t guiDeleteElement(char *label) {
return deleteElement(label);
}
uint8_t guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, char *str, uint16_t fontColor, uint16_t buttonColor, char *label, uint8_t *active, uint8_t *state) {
uint8_t guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, char *str, uint16_t fontColor, uint16_t buttonColor, uint16_t shadow, char *label, uint8_t *active, uint8_t *state) {
struct guiNode_t *newNode;
uint16_t i;
newNode = chHeapAlloc(NULL, sizeof(struct guiNode_t));
if(newNode == NULL)
@ -157,6 +158,13 @@ uint8_t guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, char *
lcdDrawRectString(x0, y0, x1, y1, str, fontColor, buttonColor);
if(shadow != 0) {
for(i = 0; i < shadow; i++) {
lcdDrawLine(x1+i, y0-i, x1+i, y1-i-1, Black);
lcdDrawLine(x0+i, y0-i, x1+i, y0-i, Black);
}
}
chHeapFree(newNode);
return 1;

3
gui.h
View File

@ -63,12 +63,13 @@ uint8_t guiDeleteElement(char *label);
* - str: string that gets drawn into the rectangle - button's lable
* - fontColor: color of the lable
* - buttonColor: color of the rectangle
* - shadow: draws a black shadow with N pixels size if != 0
* - active: pass pointer to variable which holds the state 'active' or 'inactive'
* - state: pass pointer to variable whcih will keep the state of the button (pressed / unpressed)'
*
* return: 1 if button successfully created
*/
uint8_t guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, char *str, uint16_t fontColor, uint16_t buttonColor, char *label, uint8_t *active, uint8_t *state);
uint8_t guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, char *str, uint16_t fontColor, uint16_t buttonColor, uint16_t shadow, char *label, uint8_t *active, uint8_t *state);
uint8_t guiDrawSlider(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint8_t orientation, uint16_t frameColor, uint16_t bkColor, uint16_t valueColor, char *label, uint8_t *active, uint8_t *value);