ui work

1 files changed, 229 insertions, 209 deletions

diff --git a/src/ui.h b/src/ui.h
index bffbe69..d318af0 100644
--- a/src/ui.h
+++ b/src/ui.h
@@ -1,210 +1,230 @@
-/* 
-*  BSD 2-Clause “Simplified” License
-*  Copyright (c) 2019, Aldrik Ramaekers, aldrik.ramaekers@protonmail.com
-*  All rights reserved.
-*/
-
-#ifndef INCLUDE_UI
-#define INCLUDE_UI
-
-#define BLOCK_HEIGHT 25
-#define MENU_BAR_HEIGHT 25
-#define MENU_HORIZONTAL_PADDING 10
-#define WIDGET_PADDING 8
-#define BUTTON_HORIZONTAL_TEXT_PADDING 15
-#define MENU_ITEM_WIDTH 220
-#define CHECKBOX_SIZE BLOCK_HEIGHT - 8
-
-static s32 TEXTBOX_WIDTH = 280;
-
-#define TEXTBOX_HEIGHT BLOCK_HEIGHT
-#define BUTTON_HEIGHT BLOCK_HEIGHT
-#define BUTTON_IMAGE_PADDING 5
-#define BUTTON_IMAGE_SPACING 8
-#define DROPDOWN_WIDTH 225
-#define DROPDOWN_ITEM_WIDTH 225
-#define TEXTBOX_SCROLL_X_SPEED 32
-
-typedef enum t_ui_style_type
-{
-	UI_STYLE_LIGHT = 1,
-	UI_STYLE_DARK = 2,
-} ui_style_type;
-
-typedef struct t_ui_style
-{
-	u16 id;
-	color foreground;
-	color background;
-	color border;
-	color textbox_background;
-	color textbox_active_border;
-	color textbox_foreground;
-	color image_outline_tint;
-	color scrollbar_handle_background;
-	color info_bar_background;
-	color error_foreground;
-	color item_hover_background;
-	color scrollbar_background;
-	color menu_background;
-	color menu_hover_background;
-	color menu_foreground;
-	color widget_hover_background;
-	color widget_background;
-	color widget_confirm_background;
-	color widget_confirm_hover_background;
-	color hypertext_foreground;
-	color hypertext_hover_foreground;
-	color textbox_placeholder_foreground;
-	color widget_confirm_border;
-} ui_style;
-
-typedef enum t_layout_direction
-{
-	LAYOUT_HORIZONTAL,
-	LAYOUT_VERTICAL,
-} layout_direction;
-
-typedef struct t_dropdown_state
-{
-	bool state;
-	int selected_index;
-} dropdown_state;
-
-typedef struct t_scroll_state
-{
-	s32 height;
-	s32 width;
-	s32 x;
-	s32 y;
-	s32 scroll;
-	s32 scroll_start_offset_y;
-	bool in_scroll;
-	bool mouse_scrolling;
-} scroll_state;
-
-typedef struct t_ui_layout
-{
-	s32 dropdown_item_count;
-	s32 dropdown_x;
-	s32 offset_x;
-	s32 offset_y;
-	platform_window *active_window;
-	layout_direction layout_direction;
-	s32 prev_offset_x;
-	s32 width;
-	s32 height;
-	s32 menu_offset_y;
-	s32 block_height;
-	s32 start_offset_y;
-	s32 start_offset_x;
-	scroll_state *scroll;
-	s32 padding;
-	dropdown_state *active_dropdown_state;
-} ui_layout;
-
-typedef struct t_textbox_history_entry
-{
-	char *text;
-	s32 cursor_offset;
-} textbox_history_entry;
-
-typedef struct t_textbox_state
-{
-	bool deselect_on_enter;
-	bool accept_newline;
-	char *buffer;
-	s32 selection_start_index;
-	bool state;
-	s32 diff;
-	bool double_clicked_to_select;
-	s32 double_clicked_to_select_cursor_index;
-	s32 max_len;
-	s32 text_offset_x;
-	bool attempting_to_select;
-	array history;
-	array future;
-	s32 last_click_cursor_index;
-} textbox_state;
-
-typedef struct t_checkbox_state
-{
-	bool state;
-} checkbox_state;
-
-typedef struct t_button_state
-{
-	bool state;
-} button_state;
-
-typedef struct t_ui_context
-{
-	ui_style style;
-	ui_layout layout;
-	keyboard_input *keyboard;
-	mouse_input *mouse;
-	camera *camera;
-	font *font_small;
-	array active_menus;
-	u32 next_id;
-	s32 menu_item_count;
-	dropdown_state *active_dropdown;
-	u32 confirming_button_id;
-	textbox_state *current_active_textbox;
-	bool item_hovered;
-} ui_context;
-
-ui_context global_ui_context;
-
-u32 ui_get_id();
-void ui_create(platform_window *window, keyboard_input *keyboard, mouse_input *mouse, camera *camera, font *font_small);
-void ui_set_active_window(platform_window *window);
-void ui_destroy();
-void ui_begin();
-void ui_end();
-bool ui_is_menu_active(u32 id);
-char* name_of_day(s32 day);
-char* name_of_month(s32 month);
-void ui_set_style(u16 style);
-void set_active_textbox(textbox_state *textbox);
-void ui_set_textbox_text(textbox_state *textbox, char *text);
-void ui_set_textbox_active(textbox_state *textbox);
-
-// widget initialization
-checkbox_state ui_create_checkbox(bool selected);
-textbox_state ui_create_textbox(u16 max_len);
-button_state ui_create_button();
-scroll_state ui_create_scroll(s32 scroll);
-dropdown_state ui_create_dropdown();
-
-void ui_destroy_textbox(textbox_state *state);
-
-// widgets
-bool is_shortcut_down(s32 shortcut_keys[2]);
-void ui_begin_menu_bar();
-bool ui_push_menu(char *title);
-bool ui_push_menu_item(char *title, char *shortcut);
-void ui_push_menu_item_separator();
-bool ui_push_dropdown(dropdown_state *state, char *title);
-bool ui_push_dropdown_item(image *icon, char *title, s32 index);
-void ui_push_separator();
-void ui_push_rect(s32 w, color rec);
-void ui_push_vertical_dragbar();
-void ui_block_begin(layout_direction direction);
-void ui_block_end();
-void ui_end_menu_bar();
-void ui_push_text(char *text);
-bool ui_push_text_width(char *text, s32 maxw, bool active);
-void ui_push_textf(font *f, char *text);
-void ui_push_textf_width(font *f, char *text, s32 maxw);
-bool ui_push_hypertext_link(char *text);
-bool ui_push_color_button(char *text, bool selected, color color);
-bool ui_push_image(image *img, s32 w, s32 h, s32 outline, color tint);
-bool ui_push_checkbox(checkbox_state *state, char *title);
-bool ui_push_textbox(textbox_state *state, char *title);
-bool ui_push_button(button_state *button, char *title);
-bool ui_push_button_image(button_state *button, char *title, image *img);
-void ui_scroll_begin(scroll_state *state);
-void ui_scroll_end();
-
+/* 

+*  BSD 2-Clause “Simplified” License

+*  Copyright (c) 2019, Aldrik Ramaekers, aldrik.ramaekers@protonmail.com

+*  All rights reserved.

+*/

+

+#ifndef INCLUDE_UI

+#define INCLUDE_UI

+

+#define BLOCK_HEIGHT 25

+#define MENU_BAR_HEIGHT 25

+#define MENU_HORIZONTAL_PADDING 10

+#define WIDGET_PADDING 8

+#define BUTTON_HORIZONTAL_TEXT_PADDING 15

+#define MENU_ITEM_WIDTH 220

+#define CHECKBOX_SIZE BLOCK_HEIGHT - 8

+

+static s32 TEXTBOX_WIDTH = 280;

+

+#define TEXTBOX_HEIGHT BLOCK_HEIGHT

+#define BUTTON_HEIGHT BLOCK_HEIGHT

+#define BUTTON_IMAGE_PADDING 5

+#define BUTTON_IMAGE_SPACING 8

+#define DROPDOWN_WIDTH 225

+#define DROPDOWN_ITEM_WIDTH 225

+#define TEXTBOX_SCROLL_X_SPEED 32

+

+typedef enum t_ui_style_type

+{

+	UI_STYLE_LIGHT = 1,

+	UI_STYLE_DARK = 2,

+} ui_style_type;

+

+typedef struct t_ui_style

+{

+	u16 id;

+	color foreground;

+	color background;

+	color border;

+	color textbox_background;

+	color textbox_active_border;

+	color textbox_foreground;

+	color image_outline_tint;

+	color scrollbar_handle_background;

+	color info_bar_background;

+	color error_foreground;

+	color item_hover_background;

+	color scrollbar_background;

+	color menu_background;

+	color menu_hover_background;

+	color menu_foreground;

+	color widget_hover_background;

+	color widget_background;

+	color widget_confirm_background;

+	color widget_confirm_hover_background;

+	color hypertext_foreground;

+	color hypertext_hover_foreground;

+	color textbox_placeholder_foreground;

+	color widget_confirm_border;

+} ui_style;

+

+typedef enum t_layout_direction

+{

+	LAYOUT_HORIZONTAL,

+	LAYOUT_VERTICAL,

+} layout_direction;

+

+typedef struct t_dropdown_state

+{

+	bool state;

+	int selected_index;

+} dropdown_state;

+

+typedef struct t_scroll_state

+{

+	s32 height;

+	s32 width;

+	s32 x;

+	s32 y;

+	s32 scroll;

+	s32 scroll_start_offset_y;

+	bool in_scroll;

+	bool mouse_scrolling;

+} scroll_state;

+

+typedef struct t_ui_layout

+{

+	s32 dropdown_item_count;

+	s32 dropdown_x;

+	s32 offset_x;

+	s32 offset_y;

+	platform_window *active_window;

+	layout_direction layout_direction;

+	s32 prev_offset_x;

+	s32 width;

+	s32 height;

+	s32 menu_offset_y;

+	s32 block_height;

+	s32 start_offset_y;

+	s32 start_offset_x;

+	scroll_state *scroll;

+	s32 padding;

+	dropdown_state *active_dropdown_state;

+} ui_layout;

+

+typedef struct t_textbox_history_entry

+{

+	char *text;

+	s32 cursor_offset;

+} textbox_history_entry;

+

+typedef struct t_textbox_state

+{

+	bool deselect_on_enter;

+	bool accept_newline;

+	char *buffer;

+	s32 selection_start_index;

+	bool state;

+	s32 diff;

+	bool double_clicked_to_select;

+	s32 double_clicked_to_select_cursor_index;

+	s32 max_len;

+	s32 text_offset_x;

+	bool attempting_to_select;

+	array history;

+	array future;

+	s32 last_click_cursor_index;

+} textbox_state;

+

+typedef struct t_checkbox_state

+{

+	bool state;

+} checkbox_state;

+

+typedef struct t_button_state

+{

+	bool state;

+} button_state;

+

+typedef struct t_submenu_state

+{

+	bool open;

+	bool hovered;

+	s32 item_count;

+	s32 w;

+	s32 x;

+	s32 y;

+} submenu_state;

+

+typedef struct t_submenus

+{

+	s32 count;

+	submenu_state *submenu_stack[5];

+} submenus;

+

+typedef struct t_ui_context

+{

+	ui_style style;

+	ui_layout layout;

+	keyboard_input *keyboard;

+	mouse_input *mouse;

+	camera *camera;

+	font *font_small;

+	array active_menus;

+	u32 next_id;

+	s32 menu_item_count;

+	dropdown_state *active_dropdown;

+	u32 confirming_button_id;

+	textbox_state *current_active_textbox;

+	submenus submenus;

+	bool item_hovered;

+} ui_context;

+

+ui_context global_ui_context;

+

+u32 ui_get_id();

+void ui_create(platform_window *window, keyboard_input *keyboard, mouse_input *mouse, camera *camera, font *font_small);

+void ui_set_active_window(platform_window *window);

+void ui_destroy();

+void ui_begin();

+void ui_end();

+bool ui_is_menu_active(u32 id);

+char* name_of_day(s32 day);

+char* name_of_month(s32 month);

+void ui_set_style(u16 style);

+void set_active_textbox(textbox_state *textbox);

+void ui_set_textbox_text(textbox_state *textbox, char *text);

+void ui_set_textbox_active(textbox_state *textbox);

+

+// widget initialization

+checkbox_state ui_create_checkbox(bool selected);

+textbox_state ui_create_textbox(u16 max_len);

+button_state ui_create_button();

+scroll_state ui_create_scroll(s32 scroll);

+dropdown_state ui_create_dropdown();

+submenu_state ui_create_submenu();

+

+void ui_destroy_textbox(textbox_state *state);

+

+// widgets

+bool is_shortcut_down(s32 shortcut_keys[2]);

+void ui_begin_menu_bar();

+bool ui_push_menu(char *title);

+bool ui_push_menu_item(char *title, char *shortcut);

+void ui_begin_menu_submenu(submenu_state *state, char *title);

+void ui_end_menu_submenu();

+void ui_push_menu_item_separator();

+void ui_end_menu_bar();

+bool ui_push_dropdown(dropdown_state *state, char *title);

+bool ui_push_dropdown_item(image *icon, char *title, s32 index);

+void ui_push_separator();

+void ui_push_rect(s32 w, color rec);

+void ui_push_vertical_dragbar();

+void ui_block_begin(layout_direction direction);

+void ui_block_end();

+void ui_push_text(char *text);

+bool ui_push_text_width(char *text, s32 maxw, bool active);

+void ui_push_textf(font *f, char *text);

+void ui_push_textf_width(font *f, char *text, s32 maxw);

+bool ui_push_hypertext_link(char *text);

+bool ui_push_color_button(char *text, bool selected, color color);

+bool ui_push_image(image *img, s32 w, s32 h, s32 outline, color tint);

+bool ui_push_checkbox(checkbox_state *state, char *title);

+bool ui_push_textbox(textbox_state *state, char *title);

+bool ui_push_button(button_state *button, char *title);

+bool ui_push_button_image(button_state *button, char *title, image *img);

+void ui_scroll_begin(scroll_state *state);

+void ui_scroll_end();

+

 #endif
\ No newline at end of file