mirror of
https://github.com/azure-rtos/guix.git
synced 2025-01-28 07:03:11 +08:00
268 lines
7.1 KiB
C
268 lines
7.1 KiB
C
/* This is a small demo of the high-performance GUIX graphics framework. */
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include "gx_api.h"
|
|
|
|
#include "lines_8bpp_resources.h"
|
|
#include "lines_8bpp_specifications.h"
|
|
|
|
#define DROP_LIST_VISIBLE_ROWS 5
|
|
#define LINE_LENGTH 100
|
|
|
|
MAIN_WINDOW_CONTROL_BLOCK *pMainWin;
|
|
GX_WINDOW *pLineWin;
|
|
int line_angle = 0;
|
|
int line_width = 1;
|
|
GX_BOOL anti_aliased = GX_FALSE;
|
|
GX_BOOL rounded = GX_FALSE;
|
|
GX_RESOURCE_ID line_color = GX_COLOR_ID_CANVAS;
|
|
int line_x1;
|
|
int line_x2;
|
|
int line_y1;
|
|
int line_y2;
|
|
typedef struct COLOR_LIST_STRUCT{
|
|
GX_CHAR color[256];
|
|
GX_RESOURCE_ID color_id;
|
|
}COLOR_LIST;
|
|
|
|
COLOR_LIST color_list[]={
|
|
{"BLACK", GX_COLOR_ID_CANVAS},
|
|
{"WHITE", GX_COLOR_ID_SELECTED_TEXT},
|
|
{"ORANGE", GX_COLOR_ID_SCROLL_BUTTON},
|
|
{"YELLOW", GX_COLOR_ID_BTN_LOWER},
|
|
{"LIGHTGRAY", GX_COLOR_ID_TEXT_INPUT_FILL}
|
|
};
|
|
|
|
GX_PROMPT drop_list_widgets[DROP_LIST_VISIBLE_ROWS + 1];
|
|
GX_SCROLLBAR list_scroll;
|
|
|
|
/* Define the ThreadX demo thread control block and stack. */
|
|
|
|
TX_THREAD demo_thread;
|
|
UCHAR demo_thread_stack[4096];
|
|
|
|
GX_WINDOW_ROOT *root;
|
|
|
|
/* Define prototypes. */
|
|
VOID PopulateDropList();
|
|
VOID demo_thread_entry(ULONG thread_input);
|
|
extern UINT win32_graphics_driver_setup_8bit_palette(GX_DISPLAY *display);
|
|
|
|
int main(int argc, char ** argv)
|
|
{
|
|
tx_kernel_enter();
|
|
return(0);
|
|
}
|
|
|
|
|
|
VOID tx_application_define(void *first_unused_memory)
|
|
{
|
|
|
|
/* Create the main demo thread. */
|
|
tx_thread_create(&demo_thread, "GUIX Demo Thread", demo_thread_entry,
|
|
0, demo_thread_stack, sizeof(demo_thread_stack),
|
|
1, 1, TX_NO_TIME_SLICE, TX_AUTO_START);
|
|
}
|
|
|
|
|
|
VOID demo_thread_entry(ULONG thread_input)
|
|
{
|
|
/* Initialize GUIX. */
|
|
gx_system_initialize();
|
|
|
|
|
|
gx_studio_display_configure(DISPLAY_1, win32_graphics_driver_setup_8bit_palette,
|
|
LANGUAGE_ENGLISH, DISPLAY_1_DEFAULT_THEME, &root);
|
|
|
|
/* create the main screen */
|
|
gx_studio_named_widget_create("main_window", (GX_WIDGET *) root, (GX_WIDGET **) &pMainWin);
|
|
PopulateDropList();
|
|
|
|
/* get a pointer to line window */
|
|
pLineWin = &pMainWin->main_window_line_window;
|
|
|
|
/* Show the root window to make it and patients screen visible. */
|
|
gx_widget_show(root);
|
|
|
|
/* let GUIX run */
|
|
gx_system_start();
|
|
}
|
|
|
|
VOID calculate_line_ends(VOID)
|
|
{
|
|
INT scaled_angle;
|
|
INT x_dist;
|
|
INT y_dist;
|
|
|
|
INT x_center = (pLineWin->gx_widget_size.gx_rectangle_left + pLineWin->gx_widget_size.gx_rectangle_right) / 2;
|
|
INT y_center = (pLineWin->gx_widget_size.gx_rectangle_top + pLineWin->gx_widget_size.gx_rectangle_bottom) / 2;
|
|
|
|
scaled_angle = GX_FIXED_VAL_MAKE(line_angle);
|
|
x_dist = GX_FIXED_VAL_TO_INT(gx_utility_math_cos(scaled_angle) * LINE_LENGTH);
|
|
y_dist = GX_FIXED_VAL_TO_INT((gx_utility_math_sin(scaled_angle) * LINE_LENGTH));
|
|
|
|
line_x1 = x_center - x_dist;
|
|
line_x2 = x_center + x_dist;
|
|
line_y1 = y_center - y_dist;
|
|
line_y2 = y_center + y_dist;
|
|
}
|
|
|
|
VOID update_width_prompt(VOID)
|
|
{
|
|
GX_PROMPT *pp;
|
|
static GX_CHAR width_val[10];
|
|
GX_STRING str;
|
|
|
|
gx_widget_find(pMainWin, ID_WIDTH_DISPLAY, 0, &pp);
|
|
|
|
if (pp)
|
|
{
|
|
gx_utility_ltoa(line_width, width_val, 10);
|
|
str.gx_string_ptr = width_val;
|
|
str.gx_string_length = strnlen(width_val, sizeof(width_val));
|
|
gx_prompt_text_set_ext(pp, &str);
|
|
}
|
|
}
|
|
|
|
VOID update_angle_prompt(VOID)
|
|
{
|
|
GX_PROMPT *pp;
|
|
static GX_CHAR angle_val[10];
|
|
GX_STRING str;
|
|
|
|
gx_widget_find(pMainWin, ID_ANGLE_DISPLAY, 0, &pp);
|
|
|
|
if (pp)
|
|
{
|
|
gx_utility_ltoa(line_angle, angle_val, 10);
|
|
str.gx_string_ptr = angle_val;
|
|
str.gx_string_length = strnlen(angle_val, sizeof(angle_val));
|
|
gx_prompt_text_set_ext(pp, &str);
|
|
}
|
|
}
|
|
|
|
UINT main_event_handler(GX_WINDOW *window, GX_EVENT *myevent)
|
|
{
|
|
UINT status = 0;
|
|
GX_VERTICAL_LIST *list;
|
|
GX_DROP_LIST *drop;
|
|
GX_PROMPT *prompt;
|
|
|
|
switch(myevent -> gx_event_type)
|
|
{
|
|
case GX_SIGNAL(ID_LINE_WIDTH, GX_EVENT_SLIDER_VALUE):
|
|
line_width = myevent ->gx_event_payload.gx_event_longdata;
|
|
update_width_prompt();
|
|
gx_system_dirty_mark(pLineWin);
|
|
break;
|
|
|
|
case GX_SIGNAL(ID_LINE_ANGLE, GX_EVENT_SLIDER_VALUE):
|
|
line_angle = myevent ->gx_event_payload.gx_event_longdata;
|
|
update_angle_prompt();
|
|
calculate_line_ends();
|
|
gx_system_dirty_mark(pLineWin);
|
|
break;
|
|
|
|
case GX_SIGNAL(ID_ANTI_ALIASED, GX_EVENT_TOGGLE_ON):
|
|
anti_aliased = GX_TRUE;
|
|
gx_system_dirty_mark(pLineWin);
|
|
break;
|
|
|
|
case GX_SIGNAL(ID_ANTI_ALIASED, GX_EVENT_TOGGLE_OFF):
|
|
anti_aliased = GX_FALSE;
|
|
gx_system_dirty_mark(pLineWin);
|
|
break;
|
|
|
|
case GX_SIGNAL(ID_ROUNDED, GX_EVENT_TOGGLE_ON):
|
|
rounded = GX_TRUE;
|
|
gx_system_dirty_mark(pLineWin);
|
|
break;
|
|
|
|
case GX_SIGNAL(ID_ROUNDED, GX_EVENT_TOGGLE_OFF):
|
|
rounded = GX_FALSE;
|
|
gx_system_dirty_mark(pLineWin);
|
|
break;
|
|
|
|
case GX_SIGNAL(ID_COLOR_LIST, GX_EVENT_LIST_SELECT):
|
|
drop = &pMainWin->main_window_color_list;
|
|
gx_drop_list_popup_get(drop, &list);
|
|
|
|
gx_vertical_list_selected_widget_get(list, (GX_WIDGET **)&prompt);
|
|
|
|
if (prompt)
|
|
{
|
|
line_color = prompt->gx_prompt_normal_text_color;
|
|
gx_system_dirty_mark(pLineWin);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
status = gx_window_event_process(window, myevent);
|
|
break;
|
|
}
|
|
return status;
|
|
}
|
|
|
|
|
|
|
|
VOID line_win_draw(GX_WINDOW *window)
|
|
{
|
|
ULONG brush_style = 0;
|
|
|
|
gx_window_draw((GX_WINDOW*) window);
|
|
|
|
if (anti_aliased)
|
|
{
|
|
brush_style |= GX_BRUSH_ALIAS;
|
|
}
|
|
if (rounded)
|
|
{
|
|
brush_style |= GX_BRUSH_ROUND;
|
|
}
|
|
gx_context_brush_define(line_color, window ->gx_widget_normal_fill_color, brush_style);
|
|
gx_context_brush_width_set(line_width);
|
|
|
|
calculate_line_ends();
|
|
gx_canvas_line_draw(line_x1, line_y1, line_x2, line_y2);
|
|
}
|
|
|
|
VOID drop_list_color_create(GX_VERTICAL_LIST *list, GX_WIDGET *widget, INT index)
|
|
{
|
|
GX_BOOL created;
|
|
GX_RECTANGLE size;
|
|
GX_STRING str;
|
|
|
|
GX_PROMPT *prompt = (GX_PROMPT *)widget;
|
|
|
|
gx_widget_created_test(widget, &created);
|
|
|
|
if(!created)
|
|
{
|
|
gx_utility_rectangle_define(&size, 0, 0, 100, 30);
|
|
gx_prompt_create(prompt, GX_NULL, list, 0, GX_STYLE_ENABLED|GX_STYLE_TEXT_LEFT|GX_STYLE_BORDER_NONE, 0, &size);
|
|
gx_prompt_text_color_set(prompt, color_list[index].color_id, color_list[index].color_id, color_list[index].color_id);
|
|
}
|
|
|
|
str.gx_string_ptr = color_list[index].color;
|
|
str.gx_string_length = strnlen(color_list[index].color, sizeof(color_list[index].color));
|
|
gx_prompt_text_set_ext(prompt, &str);
|
|
}
|
|
|
|
VOID PopulateDropList(void)
|
|
{
|
|
int index;
|
|
GX_VERTICAL_LIST *list;
|
|
|
|
GX_DROP_LIST *drop = &pMainWin->main_window_color_list;
|
|
gx_drop_list_popup_get(drop, &list);
|
|
|
|
for(index = 0; index < DROP_LIST_VISIBLE_ROWS; index++)
|
|
{
|
|
drop_list_color_create(list, (GX_WIDGET *)&drop_list_widgets[index], index);
|
|
}
|
|
|
|
gx_vertical_scrollbar_create(&list_scroll, "list_scroll", list, GX_NULL,
|
|
GX_SCROLLBAR_VERTICAL | GX_SCROLLBAR_RELATIVE_THUMB | GX_SCROLLBAR_END_BUTTONS);
|
|
}
|