-
-
Notifications
You must be signed in to change notification settings - Fork 240
/
main.c
295 lines (254 loc) · 9.54 KB
/
main.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
#include <SDL2/SDL.h>
#include <stdio.h>
#include "renderer.h"
#include "microui.h"
static char logbuf[64000];
static int logbuf_updated = 0;
static float bg[3] = { 90, 95, 100 };
static void write_log(const char *text) {
if (logbuf[0]) { strcat(logbuf, "\n"); }
strcat(logbuf, text);
logbuf_updated = 1;
}
static void test_window(mu_Context *ctx) {
/* do window */
if (mu_begin_window(ctx, "Demo Window", mu_rect(40, 40, 300, 450))) {
mu_Container *win = mu_get_current_container(ctx);
win->rect.w = mu_max(win->rect.w, 240);
win->rect.h = mu_max(win->rect.h, 300);
/* window info */
if (mu_header(ctx, "Window Info")) {
mu_Container *win = mu_get_current_container(ctx);
char buf[64];
mu_layout_row(ctx, 2, (int[]) { 54, -1 }, 0);
mu_label(ctx,"Position:");
sprintf(buf, "%d, %d", win->rect.x, win->rect.y); mu_label(ctx, buf);
mu_label(ctx, "Size:");
sprintf(buf, "%d, %d", win->rect.w, win->rect.h); mu_label(ctx, buf);
}
/* labels + buttons */
if (mu_header_ex(ctx, "Test Buttons", MU_OPT_EXPANDED)) {
mu_layout_row(ctx, 3, (int[]) { 86, -110, -1 }, 0);
mu_label(ctx, "Test buttons 1:");
if (mu_button(ctx, "Button 1")) { write_log("Pressed button 1"); }
if (mu_button(ctx, "Button 2")) { write_log("Pressed button 2"); }
mu_label(ctx, "Test buttons 2:");
if (mu_button(ctx, "Button 3")) { write_log("Pressed button 3"); }
if (mu_button(ctx, "Popup")) { mu_open_popup(ctx, "Test Popup"); }
if (mu_begin_popup(ctx, "Test Popup")) {
mu_button(ctx, "Hello");
mu_button(ctx, "World");
mu_end_popup(ctx);
}
}
/* tree */
if (mu_header_ex(ctx, "Tree and Text", MU_OPT_EXPANDED)) {
mu_layout_row(ctx, 2, (int[]) { 140, -1 }, 0);
mu_layout_begin_column(ctx);
if (mu_begin_treenode(ctx, "Test 1")) {
if (mu_begin_treenode(ctx, "Test 1a")) {
mu_label(ctx, "Hello");
mu_label(ctx, "world");
mu_end_treenode(ctx);
}
if (mu_begin_treenode(ctx, "Test 1b")) {
if (mu_button(ctx, "Button 1")) { write_log("Pressed button 1"); }
if (mu_button(ctx, "Button 2")) { write_log("Pressed button 2"); }
mu_end_treenode(ctx);
}
mu_end_treenode(ctx);
}
if (mu_begin_treenode(ctx, "Test 2")) {
mu_layout_row(ctx, 2, (int[]) { 54, 54 }, 0);
if (mu_button(ctx, "Button 3")) { write_log("Pressed button 3"); }
if (mu_button(ctx, "Button 4")) { write_log("Pressed button 4"); }
if (mu_button(ctx, "Button 5")) { write_log("Pressed button 5"); }
if (mu_button(ctx, "Button 6")) { write_log("Pressed button 6"); }
mu_end_treenode(ctx);
}
if (mu_begin_treenode(ctx, "Test 3")) {
static int checks[3] = { 1, 0, 1 };
mu_checkbox(ctx, "Checkbox 1", &checks[0]);
mu_checkbox(ctx, "Checkbox 2", &checks[1]);
mu_checkbox(ctx, "Checkbox 3", &checks[2]);
mu_end_treenode(ctx);
}
mu_layout_end_column(ctx);
mu_layout_begin_column(ctx);
mu_layout_row(ctx, 1, (int[]) { -1 }, 0);
mu_text(ctx, "Lorem ipsum dolor sit amet, consectetur adipiscing "
"elit. Maecenas lacinia, sem eu lacinia molestie, mi risus faucibus "
"ipsum, eu varius magna felis a nulla.");
mu_layout_end_column(ctx);
}
/* background color sliders */
if (mu_header_ex(ctx, "Background Color", MU_OPT_EXPANDED)) {
mu_layout_row(ctx, 2, (int[]) { -78, -1 }, 74);
/* sliders */
mu_layout_begin_column(ctx);
mu_layout_row(ctx, 2, (int[]) { 46, -1 }, 0);
mu_label(ctx, "Red:"); mu_slider(ctx, &bg[0], 0, 255);
mu_label(ctx, "Green:"); mu_slider(ctx, &bg[1], 0, 255);
mu_label(ctx, "Blue:"); mu_slider(ctx, &bg[2], 0, 255);
mu_layout_end_column(ctx);
/* color preview */
mu_Rect r = mu_layout_next(ctx);
mu_draw_rect(ctx, r, mu_color(bg[0], bg[1], bg[2], 255));
char buf[32];
sprintf(buf, "#%02X%02X%02X", (int) bg[0], (int) bg[1], (int) bg[2]);
mu_draw_control_text(ctx, buf, r, MU_COLOR_TEXT, MU_OPT_ALIGNCENTER);
}
mu_end_window(ctx);
}
}
static void log_window(mu_Context *ctx) {
if (mu_begin_window(ctx, "Log Window", mu_rect(350, 40, 300, 200))) {
/* output text panel */
mu_layout_row(ctx, 1, (int[]) { -1 }, -25);
mu_begin_panel(ctx, "Log Output");
mu_Container *panel = mu_get_current_container(ctx);
mu_layout_row(ctx, 1, (int[]) { -1 }, -1);
mu_text(ctx, logbuf);
mu_end_panel(ctx);
if (logbuf_updated) {
panel->scroll.y = panel->content_size.y;
logbuf_updated = 0;
}
/* input textbox + submit button */
static char buf[128];
int submitted = 0;
mu_layout_row(ctx, 2, (int[]) { -70, -1 }, 0);
if (mu_textbox(ctx, buf, sizeof(buf)) & MU_RES_SUBMIT) {
mu_set_focus(ctx, ctx->last_id);
submitted = 1;
}
if (mu_button(ctx, "Submit")) { submitted = 1; }
if (submitted) {
write_log(buf);
buf[0] = '\0';
}
mu_end_window(ctx);
}
}
static int uint8_slider(mu_Context *ctx, unsigned char *value, int low, int high) {
static float tmp;
mu_push_id(ctx, &value, sizeof(value));
tmp = *value;
int res = mu_slider_ex(ctx, &tmp, low, high, 0, "%.0f", MU_OPT_ALIGNCENTER);
*value = tmp;
mu_pop_id(ctx);
return res;
}
static void style_window(mu_Context *ctx) {
static struct { const char *label; int idx; } colors[] = {
{ "text:", MU_COLOR_TEXT },
{ "border:", MU_COLOR_BORDER },
{ "windowbg:", MU_COLOR_WINDOWBG },
{ "titlebg:", MU_COLOR_TITLEBG },
{ "titletext:", MU_COLOR_TITLETEXT },
{ "panelbg:", MU_COLOR_PANELBG },
{ "button:", MU_COLOR_BUTTON },
{ "buttonhover:", MU_COLOR_BUTTONHOVER },
{ "buttonfocus:", MU_COLOR_BUTTONFOCUS },
{ "base:", MU_COLOR_BASE },
{ "basehover:", MU_COLOR_BASEHOVER },
{ "basefocus:", MU_COLOR_BASEFOCUS },
{ "scrollbase:", MU_COLOR_SCROLLBASE },
{ "scrollthumb:", MU_COLOR_SCROLLTHUMB },
{ NULL }
};
if (mu_begin_window(ctx, "Style Editor", mu_rect(350, 250, 300, 240))) {
int sw = mu_get_current_container(ctx)->body.w * 0.14;
mu_layout_row(ctx, 6, (int[]) { 80, sw, sw, sw, sw, -1 }, 0);
for (int i = 0; colors[i].label; i++) {
mu_label(ctx, colors[i].label);
uint8_slider(ctx, &ctx->style->colors[i].r, 0, 255);
uint8_slider(ctx, &ctx->style->colors[i].g, 0, 255);
uint8_slider(ctx, &ctx->style->colors[i].b, 0, 255);
uint8_slider(ctx, &ctx->style->colors[i].a, 0, 255);
mu_draw_rect(ctx, mu_layout_next(ctx), ctx->style->colors[i]);
}
mu_end_window(ctx);
}
}
static void process_frame(mu_Context *ctx) {
mu_begin(ctx);
style_window(ctx);
log_window(ctx);
test_window(ctx);
mu_end(ctx);
}
static const char button_map[256] = {
[ SDL_BUTTON_LEFT & 0xff ] = MU_MOUSE_LEFT,
[ SDL_BUTTON_RIGHT & 0xff ] = MU_MOUSE_RIGHT,
[ SDL_BUTTON_MIDDLE & 0xff ] = MU_MOUSE_MIDDLE,
};
static const char key_map[256] = {
[ SDLK_LSHIFT & 0xff ] = MU_KEY_SHIFT,
[ SDLK_RSHIFT & 0xff ] = MU_KEY_SHIFT,
[ SDLK_LCTRL & 0xff ] = MU_KEY_CTRL,
[ SDLK_RCTRL & 0xff ] = MU_KEY_CTRL,
[ SDLK_LALT & 0xff ] = MU_KEY_ALT,
[ SDLK_RALT & 0xff ] = MU_KEY_ALT,
[ SDLK_RETURN & 0xff ] = MU_KEY_RETURN,
[ SDLK_BACKSPACE & 0xff ] = MU_KEY_BACKSPACE,
};
static int text_width(mu_Font font, const char *text, int len) {
if (len == -1) { len = strlen(text); }
return r_get_text_width(text, len);
}
static int text_height(mu_Font font) {
return r_get_text_height();
}
int main(int argc, char **argv) {
/* init SDL and renderer */
SDL_Init(SDL_INIT_EVERYTHING);
r_init();
/* init microui */
mu_Context *ctx = malloc(sizeof(mu_Context));
mu_init(ctx);
ctx->text_width = text_width;
ctx->text_height = text_height;
/* main loop */
for (;;) {
/* handle SDL events */
SDL_Event e;
while (SDL_PollEvent(&e)) {
switch (e.type) {
case SDL_QUIT: exit(EXIT_SUCCESS); break;
case SDL_MOUSEMOTION: mu_input_mousemove(ctx, e.motion.x, e.motion.y); break;
case SDL_MOUSEWHEEL: mu_input_scroll(ctx, 0, e.wheel.y * -30); break;
case SDL_TEXTINPUT: mu_input_text(ctx, e.text.text); break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP: {
int b = button_map[e.button.button & 0xff];
if (b && e.type == SDL_MOUSEBUTTONDOWN) { mu_input_mousedown(ctx, e.button.x, e.button.y, b); }
if (b && e.type == SDL_MOUSEBUTTONUP) { mu_input_mouseup(ctx, e.button.x, e.button.y, b); }
break;
}
case SDL_KEYDOWN:
case SDL_KEYUP: {
int c = key_map[e.key.keysym.sym & 0xff];
if (c && e.type == SDL_KEYDOWN) { mu_input_keydown(ctx, c); }
if (c && e.type == SDL_KEYUP) { mu_input_keyup(ctx, c); }
break;
}
}
}
/* process frame */
process_frame(ctx);
/* render */
r_clear(mu_color(bg[0], bg[1], bg[2], 255));
mu_Command *cmd = NULL;
while (mu_next_command(ctx, &cmd)) {
switch (cmd->type) {
case MU_COMMAND_TEXT: r_draw_text(cmd->text.str, cmd->text.pos, cmd->text.color); break;
case MU_COMMAND_RECT: r_draw_rect(cmd->rect.rect, cmd->rect.color); break;
case MU_COMMAND_ICON: r_draw_icon(cmd->icon.id, cmd->icon.rect, cmd->icon.color); break;
case MU_COMMAND_CLIP: r_set_clip_rect(cmd->clip.rect); break;
}
}
r_present();
}
return 0;
}