1 /* This is a small demo of the high-performance GUIX graphics framework. */
2
3 #include <stdio.h>
4 #include <string.h>
5 #include "gx_api.h"
6
7 #include "alphamap_16bpp_resources.h"
8 #include "alphamap_16bpp_specifications.h"
9
10 /* Define the ThreadX demo thread control block and stack. */
11
12 TX_THREAD demo_thread;
13 UCHAR demo_thread_stack[4096];
14
15 GX_WINDOW_ROOT *root;
16 #define COLOR_ID_BLUE 0xf0
17 #define COLOR_ID_RED 0xf0f0
18 #define COLOR_ID_GREEN 0xf00
19
20 GX_COLOR fill_color = COLOR_ID_BLUE;
21 GX_UBYTE alpha_value = 0xff;
22 /* Define prototypes. */
23 VOID demo_thread_entry(ULONG thread_input);
24 extern UINT win32_graphics_driver_setup_565rgb(GX_DISPLAY *display);
25
26
main(int argc,char ** argv)27 int main(int argc, char ** argv)
28 {
29 tx_kernel_enter();
30 return(0);
31 }
32
33
tx_application_define(void * first_unused_memory)34 VOID tx_application_define(void *first_unused_memory)
35 {
36
37 /* Create the main demo thread. */
38 tx_thread_create(&demo_thread, "GUIX Demo Thread", demo_thread_entry,
39 0, demo_thread_stack, sizeof(demo_thread_stack),
40 1, 1, TX_NO_TIME_SLICE, TX_AUTO_START);
41 }
42
43
demo_thread_entry(ULONG thread_input)44 VOID demo_thread_entry(ULONG thread_input)
45 {
46 /* Initialize GUIX. */
47 gx_system_initialize();
48
49
50 gx_studio_display_configure(DISPLAY_1, win32_graphics_driver_setup_565rgb,
51 LANGUAGE_ENGLISH, DISPLAY_1_DEFAULT_THEME, &root);
52
53 /* create the main screen */
54 gx_studio_named_widget_create("main_window", (GX_WIDGET *) root, NULL);
55
56 /* Show the root window to make it and patients screen visible. */
57 gx_widget_show(root);
58
59 /* let GUIX run */
60 gx_system_start();
61 }
62
pixelmap_wnd_draw(GX_WINDOW * widget)63 VOID pixelmap_wnd_draw(GX_WINDOW *widget)
64 {
65 GX_BRUSH *brush;
66 GX_PIXELMAP *pixelmap = GX_NULL;
67
68 gx_context_brush_get(&brush);
69 brush->gx_brush_fill_color = fill_color;
70 brush->gx_brush_alpha = alpha_value;
71
72 gx_widget_pixelmap_get(widget, widget->gx_window_wallpaper, &pixelmap);
73 gx_canvas_pixelmap_draw(widget->gx_widget_size.gx_rectangle_left,
74 widget->gx_widget_size.gx_rectangle_top,
75 pixelmap);
76 }
77
update_prompt_value(GX_PROMPT * pp,INT value)78 VOID update_prompt_value(GX_PROMPT *pp, INT value)
79 {
80 GX_STRING str;
81 static GX_CHAR str_buf[10];
82
83 if (pp)
84 {
85 gx_utility_ltoa(value, str_buf, 10);
86 str.gx_string_ptr = str_buf;
87 str.gx_string_length = strnlen(str_buf, 10);
88 gx_prompt_text_set_ext(pp, &str);
89 }
90 }
91
window_event_handler(GX_WINDOW * window,GX_EVENT * event_ptr)92 UINT window_event_handler(GX_WINDOW *window, GX_EVENT *event_ptr)
93 {
94 GX_PROMPT *prompt;
95
96 switch (event_ptr->gx_event_type)
97 {
98 case GX_SIGNAL(ID_RADIO_BUTTON_BLUE, GX_EVENT_RADIO_SELECT):
99 fill_color = COLOR_ID_BLUE;
100 gx_system_dirty_mark((GX_WIDGET *)&main_window);
101 break;
102
103 case GX_SIGNAL(ID_RADIO_BUTTON_RED, GX_EVENT_RADIO_SELECT):
104 fill_color = COLOR_ID_RED;
105 gx_system_dirty_mark((GX_WIDGET *)&main_window);
106 break;
107
108 case GX_SIGNAL(ID_RADIO_BUTTON_GREEN, GX_EVENT_RADIO_SELECT):
109 fill_color = COLOR_ID_GREEN;
110 gx_system_dirty_mark((GX_WIDGET *)&main_window);
111 break;
112
113 case GX_SIGNAL(ID_SLIDER_ALPHA, GX_EVENT_SLIDER_VALUE):
114 alpha_value = (GX_UBYTE)event_ptr->gx_event_payload.gx_event_longdata;
115 prompt = &(main_window.main_window_prompt_alpha);
116 update_prompt_value(prompt, alpha_value);
117 gx_system_dirty_mark((GX_WIDGET *)&main_window);
118 break;
119 }
120
121 return gx_window_event_process(window, event_ptr);
122 }
123