orca/sketches/ui/main.c

646 lines
27 KiB
C

/************************************************************/ /**
*
* @file: main.cpp
* @author: Martin Fouilleul
* @date: 30/07/2022
* @revision:
*
*****************************************************************/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define _USE_MATH_DEFINES //NOTE: necessary for MSVC
#include <math.h>
#include "orca.h"
void debug_print_indent(int indent)
{
for(int i = 0; i < indent; i++)
{
oc_log_info(" ");
}
}
void debug_print_rule(oc_ui_style_rule* rule)
{
oc_list_for(&rule->pattern.l, selector, oc_ui_selector, listElt)
{
switch(selector->kind)
{
case OC_UI_SEL_ANY:
oc_log_info("any: ");
break;
case OC_UI_SEL_OWNER:
oc_log_info("owner: ");
break;
case OC_UI_SEL_TEXT:
oc_log_info("text='%.*s': ", (int)selector->text.len, selector->text.ptr);
break;
case OC_UI_SEL_TAG:
oc_log_info("tag=0x%llx: ", selector->tag.hash);
break;
case OC_UI_SEL_STATUS:
{
if(selector->status & OC_UI_HOVER)
{
oc_log_info("hover: ");
}
if(selector->status & OC_UI_ACTIVE)
{
oc_log_info("active: ");
}
if(selector->status & OC_UI_DRAGGING)
{
oc_log_info("dragging: ");
}
}
break;
case OC_UI_SEL_KEY:
oc_log_info("key=0x%llx: ", selector->key.hash);
break;
default:
oc_log_info("unknown: ");
break;
}
}
oc_log_info("=> font size = %f\n", rule->style->fontSize);
}
void debug_print_size(oc_ui_box* box, oc_ui_axis axis, int indent)
{
debug_print_indent(indent);
oc_log_info("size %s: ", axis == OC_UI_AXIS_X ? "x" : "y");
f32 value = box->targetStyle->size.c[axis].value;
switch(box->targetStyle->size.c[axis].kind)
{
case OC_UI_SIZE_TEXT:
oc_log_info("text\n");
break;
case OC_UI_SIZE_CHILDREN:
oc_log_info("children\n");
break;
case OC_UI_SIZE_PARENT:
oc_log_info("parent: %f\n", value);
break;
case OC_UI_SIZE_PARENT_MINUS_PIXELS:
oc_log_info("parent minus pixels: %f\n", value);
break;
case OC_UI_SIZE_PIXELS:
oc_log_info("pixels: %f\n", value);
break;
}
}
void debug_print_styles(oc_ui_box* box, int indent)
{
debug_print_indent(indent);
oc_log_info("### box '%.*s'\n", (int)box->string.len, box->string.ptr);
indent++;
debug_print_indent(indent);
oc_log_info("font size: %f\n", box->targetStyle->fontSize);
debug_print_size(box, OC_UI_AXIS_X, indent);
debug_print_size(box, OC_UI_AXIS_Y, indent);
if(!oc_list_empty(&box->beforeRules))
{
debug_print_indent(indent);
oc_log_info("before rules:\n");
oc_list_for(&box->beforeRules, rule, oc_ui_style_rule, boxElt)
{
debug_print_indent(indent + 1);
debug_print_rule(rule);
}
}
if(!oc_list_empty(&box->afterRules))
{
debug_print_indent(indent);
oc_log_info("after rules:\n");
oc_list_for(&box->afterRules, rule, oc_ui_style_rule, boxElt)
{
debug_print_indent(indent + 1);
debug_print_rule(rule);
}
}
if(!oc_list_empty(&box->children))
{
debug_print_indent(indent);
oc_log_info("children:\n");
indent++;
oc_list_for(&box->children, child, oc_ui_box, listElt)
{
debug_print_styles(child, indent);
}
}
}
oc_font create_font()
{
//NOTE(martin): create font
oc_str8 fontPath = oc_path_executable_relative(oc_scratch(), OC_STR8("../../resources/OpenSansLatinSubset.ttf"));
char* fontPathCString = oc_str8_to_cstring(oc_scratch(), fontPath);
FILE* fontFile = fopen(fontPathCString, "r");
if(!fontFile)
{
oc_log_error("Could not load font file '%s': %s\n", fontPathCString, strerror(errno));
return (oc_font_nil());
}
unsigned char* fontData = 0;
fseek(fontFile, 0, SEEK_END);
u32 fontDataSize = ftell(fontFile);
rewind(fontFile);
fontData = (unsigned char*)malloc(fontDataSize);
fread(fontData, 1, fontDataSize, fontFile);
fclose(fontFile);
oc_unicode_range ranges[5] = { OC_UNICODE_BASIC_LATIN,
OC_UNICODE_C1_CONTROLS_AND_LATIN_1_SUPPLEMENT,
OC_UNICODE_LATIN_EXTENDED_A,
OC_UNICODE_LATIN_EXTENDED_B,
OC_UNICODE_SPECIALS };
oc_font font = oc_font_create_from_memory(oc_str8_from_buffer(fontDataSize, (char*)fontData), 5, ranges);
free(fontData);
return (font);
}
void widget_begin_view(char* str)
{
oc_ui_style_next(&(oc_ui_style){ .layout.axis = OC_UI_AXIS_Y,
.layout.spacing = 10,
.layout.margin.x = 10,
.layout.margin.y = 10,
.layout.align.x = OC_UI_ALIGN_CENTER,
.layout.align.y = OC_UI_ALIGN_START },
OC_UI_STYLE_LAYOUT);
oc_ui_box_begin(str, OC_UI_FLAG_DRAW_BORDER);
oc_ui_label(str);
}
void widget_end_view(void)
{
oc_ui_box_end();
}
#define widget_view(s) oc_defer_loop(widget_begin_view(s), widget_end_view())
int main()
{
oc_init();
oc_clock_init(); //TODO put that in oc_init()?
oc_ui_context context;
oc_ui_init(&context);
oc_ui_set_context(&context);
oc_rect windowRect = { .x = 100, .y = 100, .w = 810, .h = 610 };
oc_window window = oc_window_create(windowRect, OC_STR8("test"), 0);
oc_rect contentRect = oc_window_get_content_rect(window);
//NOTE: create surface
oc_surface surface = oc_surface_create_for_window(window, OC_CANVAS);
oc_surface_swap_interval(surface, 0);
//TODO: create canvas
oc_canvas canvas = oc_canvas_create();
if(oc_canvas_is_nil(canvas))
{
oc_log_error("Error: couldn't create canvas\n");
return (-1);
}
oc_font font = create_font();
oc_arena textArena = { 0 };
oc_arena_init(&textArena);
// start app
oc_window_bring_to_front(window);
oc_window_focus(window);
while(!oc_should_quit())
{
oc_arena* scratch = oc_scratch();
bool printDebugStyle = false;
f64 startTime = oc_clock_time(OC_CLOCK_MONOTONIC);
oc_pump_events(0);
oc_event* event = 0;
while((event = oc_next_event(scratch)) != 0)
{
oc_ui_process_event(event);
switch(event->type)
{
case OC_EVENT_WINDOW_CLOSE:
{
oc_request_quit();
}
break;
case OC_EVENT_KEYBOARD_KEY:
{
if(event->key.action == OC_KEY_PRESS && event->key.code == OC_KEY_P)
{
printDebugStyle = true;
}
}
break;
default:
break;
}
}
//TEST UI
oc_ui_style defaultStyle = { .bgColor = { 0 },
.color = { 1, 1, 1, 1 },
.font = font,
.fontSize = 16,
.borderColor = { 1, 0, 0, 1 },
.borderSize = 2 };
oc_ui_style_mask defaultMask = OC_UI_STYLE_BG_COLOR
| OC_UI_STYLE_COLOR
| OC_UI_STYLE_BORDER_COLOR
| OC_UI_STYLE_BORDER_SIZE
| OC_UI_STYLE_FONT
| OC_UI_STYLE_FONT_SIZE;
oc_ui_flags debugFlags = OC_UI_FLAG_DRAW_BORDER;
oc_ui_box* root = 0;
oc_vec2 frameSize = oc_surface_get_size(surface);
oc_ui_frame(frameSize, &defaultStyle, defaultMask)
{
root = oc_ui_box_top();
oc_ui_style_match_before(oc_ui_pattern_all(), &defaultStyle, defaultMask);
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_PARENT, 1 },
.layout.axis = OC_UI_AXIS_Y,
.layout.align.x = OC_UI_ALIGN_CENTER,
.layout.align.y = OC_UI_ALIGN_START,
.layout.spacing = 10,
.layout.margin.x = 10,
.layout.margin.y = 10,
.bgColor = { 0.11, 0.11, 0.11, 1 } },
OC_UI_STYLE_SIZE
| OC_UI_STYLE_LAYOUT
| OC_UI_STYLE_BG_COLOR);
oc_ui_container("background", OC_UI_FLAG_DRAW_BACKGROUND)
{
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_CHILDREN },
.layout.align.x = OC_UI_ALIGN_CENTER },
OC_UI_STYLE_SIZE
| OC_UI_STYLE_LAYOUT_ALIGN_X);
oc_ui_container("title", debugFlags)
{
oc_ui_style_next(&(oc_ui_style){ .fontSize = 26 }, OC_UI_STYLE_FONT_SIZE);
oc_ui_label("Orca UI Demo");
if(oc_ui_box_sig(oc_ui_box_top()).hovering)
{
oc_ui_tooltip("tooltip")
{
oc_ui_style_next(&(oc_ui_style){ .bgColor = { 1, 0.99, 0.82, 1 } },
OC_UI_STYLE_BG_COLOR);
oc_ui_container("background", OC_UI_FLAG_DRAW_BACKGROUND)
{
oc_ui_style_next(&(oc_ui_style){ .color = { 0, 0, 0, 1 } },
OC_UI_STYLE_COLOR);
oc_ui_label("That is a tooltip!");
}
}
}
}
oc_ui_menu_bar("Menu bar")
{
oc_ui_menu("Menu 1")
{
if(oc_ui_menu_button("Option 1.1").pressed)
{
oc_log_info("Pressed option 1.1\n");
}
oc_ui_menu_button("Option 1.2");
oc_ui_menu_button("Option 1.3");
oc_ui_menu_button("Option 1.4");
}
oc_ui_menu("Menu 2")
{
oc_ui_menu_button("Option 2.1");
oc_ui_menu_button("Option 2.2");
oc_ui_menu_button("Option 2.3");
oc_ui_menu_button("Option 2.4");
}
oc_ui_menu("Menu 3")
{
oc_ui_menu_button("Option 3.1");
oc_ui_menu_button("Option 3.2");
oc_ui_menu_button("Option 3.3");
oc_ui_menu_button("Option 3.4");
}
}
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_PARENT, 1, 1 } },
OC_UI_STYLE_SIZE);
oc_ui_style_next(&(oc_ui_style){ .layout.axis = OC_UI_AXIS_X }, OC_UI_STYLE_LAYOUT_AXIS);
oc_ui_container("contents", debugFlags)
{
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 0.5 },
.size.height = { OC_UI_SIZE_PARENT, 1 },
.borderColor = { 0, 0, 1, 1 } },
OC_UI_STYLE_SIZE
| OC_UI_STYLE_BORDER_COLOR);
oc_ui_container("left", debugFlags)
{
oc_ui_style_next(&(oc_ui_style){ .layout.axis = OC_UI_AXIS_X,
.layout.spacing = 10,
.layout.margin.x = 10,
.layout.margin.y = 10,
.size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_PARENT, 0.5 } },
OC_UI_STYLE_LAYOUT_AXIS
| OC_UI_STYLE_LAYOUT_SPACING
| OC_UI_STYLE_LAYOUT_MARGIN_X
| OC_UI_STYLE_LAYOUT_MARGIN_Y
| OC_UI_STYLE_SIZE);
oc_ui_container("up", debugFlags)
{
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 0.5 },
.size.height = { OC_UI_SIZE_PARENT, 1 } },
OC_UI_STYLE_SIZE);
widget_view("Buttons")
{
if(oc_ui_button("Test Dialog").clicked)
{
static oc_str8 options_strings[] = {
OC_STR8_LIT("Accept"),
OC_STR8_LIT("Reject"),
};
oc_str8_list options = { 0 };
oc_str8_list_push(scratch, &options, options_strings[0]);
oc_str8_list_push(scratch, &options, options_strings[1]);
int res = oc_alert_popup(OC_STR8("test dialog"), OC_STR8("dialog message"), options);
if(res >= 0)
{
oc_log_info("selected options %i: %s\n", res, options_strings[res].ptr);
}
else
{
oc_log_info("no options selected\n");
}
}
if(oc_ui_button("Open").clicked)
{
oc_str8_list filters = { 0 };
oc_str8_list_push(scratch, &filters, OC_STR8("md"));
oc_str8 file = oc_open_dialog(scratch, OC_STR8("Open File"), OC_STR8("C:\\Users"), filters, false);
oc_log_info("selected file %.*s\n", (int)file.len, file.ptr);
}
if(oc_ui_button("Save").clicked)
{
oc_str8_list filters = { 0 };
oc_str8 file = oc_save_dialog(scratch, OC_STR8("Save File"), OC_STR8("C:\\Users"), filters);
oc_log_info("selected file %.*s\n", (int)file.len, file.ptr);
}
}
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 0.5 },
.size.height = { OC_UI_SIZE_PARENT, 1 } },
OC_UI_STYLE_SIZE);
oc_ui_pattern pattern = { 0 };
oc_ui_pattern_push(scratch, &pattern, (oc_ui_selector){ .kind = OC_UI_SEL_TAG, .tag = oc_ui_tag_make("checkbox") });
oc_ui_style_match_after(pattern,
&(oc_ui_style){ .bgColor = { 0, 1, 0, 1 },
.color = { 1, 1, 1, 1 } },
OC_UI_STYLE_COLOR | OC_UI_STYLE_BG_COLOR);
widget_view("checkboxes")
{
static bool check1 = true;
static bool check2 = false;
static bool check3 = false;
oc_ui_checkbox("check1", &check1);
oc_ui_checkbox("check2", &check2);
oc_ui_checkbox("check3", &check3);
}
}
oc_ui_style_next(&(oc_ui_style){ .layout.axis = OC_UI_AXIS_X,
.size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_PARENT, 0.5 } },
OC_UI_STYLE_LAYOUT_AXIS
| OC_UI_STYLE_SIZE);
oc_ui_container("down", debugFlags)
{
widget_view("Vertical Sliders")
{
oc_ui_style_next(&(oc_ui_style){ .layout.axis = OC_UI_AXIS_X,
.layout.spacing = 10 },
OC_UI_STYLE_LAYOUT_AXIS
| OC_UI_STYLE_LAYOUT_SPACING);
oc_ui_container("contents", 0)
{
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PIXELS, 20 },
.size.height = { OC_UI_SIZE_PIXELS, 200 } },
OC_UI_STYLE_SIZE);
static f32 slider1 = 0;
oc_ui_slider("slider1", 0.2, &slider1);
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PIXELS, 20 },
.size.height = { OC_UI_SIZE_PIXELS, 200 } },
OC_UI_STYLE_SIZE);
static f32 slider2 = 0;
oc_ui_slider("slider2", 0.2, &slider2);
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PIXELS, 20 },
.size.height = { OC_UI_SIZE_PIXELS, 200 } },
OC_UI_STYLE_SIZE);
static f32 slider3 = 0;
oc_ui_slider("slider3", 0.2, &slider3);
}
}
widget_view("Horizontal Sliders")
{
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PIXELS, 200 },
.size.height = { OC_UI_SIZE_PIXELS, 20 } },
OC_UI_STYLE_SIZE);
static f32 slider1 = 0;
oc_ui_slider("slider1", 0.2, &slider1);
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PIXELS, 200 },
.size.height = { OC_UI_SIZE_PIXELS, 20 } },
OC_UI_STYLE_SIZE);
static f32 slider2 = 0;
oc_ui_slider("slider2", 0.2, &slider2);
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PIXELS, 200 },
.size.height = { OC_UI_SIZE_PIXELS, 20 } },
OC_UI_STYLE_SIZE);
static f32 slider3 = 0;
oc_ui_slider("slider3", 0.2, &slider3);
}
}
}
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 0.5 },
.size.height = { OC_UI_SIZE_PARENT, 1 } },
OC_UI_STYLE_SIZE);
oc_ui_container("right", debugFlags)
{
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_PARENT, 0.33 } },
OC_UI_STYLE_SIZE);
widget_view("Text box")
{
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PIXELS, 300 },
.size.height = { OC_UI_SIZE_TEXT } },
OC_UI_STYLE_SIZE);
static oc_str8 text = { 0 };
oc_ui_text_box_result res = oc_ui_text_box("textbox", oc_scratch(), text);
if(res.changed)
{
oc_arena_clear(&textArena);
text = oc_str8_push_copy(&textArena, res.text);
}
}
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_PARENT, 0.33 } },
OC_UI_STYLE_SIZE);
widget_view("Test")
{
oc_ui_pattern pattern = { 0 };
oc_ui_pattern_push(oc_scratch(), &pattern, (oc_ui_selector){ .kind = OC_UI_SEL_TEXT, .text = OC_STR8("panel") });
oc_ui_style_match_after(pattern, &(oc_ui_style){ .bgColor = { 0.3, 0.3, 1, 1 } }, OC_UI_STYLE_BG_COLOR);
static int selected = 0;
oc_str8 options[] = { OC_STR8("option 1"),
OC_STR8("option 2"),
OC_STR8("long option 3"),
OC_STR8("option 4"),
OC_STR8("option 5") };
oc_ui_select_popup_info info = { .selectedIndex = selected,
.optionCount = 5,
.options = options };
oc_ui_select_popup_info result = oc_ui_select_popup("popup", &info);
selected = result.selectedIndex;
}
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_PARENT, 0.33 } },
OC_UI_STYLE_SIZE);
widget_view("Color")
{
oc_ui_style_next(&(oc_ui_style){ .size.width = { OC_UI_SIZE_PARENT, 1 },
.size.height = { OC_UI_SIZE_PARENT, 0.7 },
.layout.axis = OC_UI_AXIS_X },
OC_UI_STYLE_SIZE
| OC_UI_STYLE_LAYOUT_AXIS);
oc_ui_panel("Panel", OC_UI_FLAG_DRAW_BORDER)
{
oc_ui_style_next(&(oc_ui_style){ .layout.axis = OC_UI_AXIS_X },
OC_UI_STYLE_LAYOUT_AXIS);
oc_ui_container("contents", 0)
{
oc_ui_style_next(&(oc_ui_style){ .layout.spacing = 20 },
OC_UI_STYLE_LAYOUT_SPACING);
oc_ui_container("buttons", 0)
{
oc_ui_button("Button A");
oc_ui_button("Button B");
oc_ui_button("Button C");
oc_ui_button("Button D");
}
oc_ui_style_next(&(oc_ui_style){ .layout.axis = OC_UI_AXIS_X,
.layout.spacing = 20 },
OC_UI_STYLE_LAYOUT_SPACING
| OC_UI_STYLE_LAYOUT_AXIS);
oc_ui_container("buttons2", 0)
{
oc_ui_button("Button A");
oc_ui_button("Button B");
oc_ui_button("Button C");
oc_ui_button("Button D");
}
}
}
}
}
}
}
}
if(printDebugStyle)
{
debug_print_styles(root, 0);
}
oc_surface_select(surface);
oc_ui_draw();
oc_render(surface, canvas);
oc_surface_present(surface);
oc_arena_clear(scratch);
}
oc_surface_destroy(surface);
oc_terminate();
return (0);
}