notes_editor.h

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#ifndef __NOTES_EDITOR_H__
#define __NOTES_EDITOR_H__
 
#include <chitralekha.h>
#include <widgets/window.h>
#include <font.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct _rich_char_ {
    char c;
    uint8_t bold : 1;
    uint8_t italic : 1;
    uint8_t underline : 1;
    uint8_t is_bullet : 1;
    uint8_t size;
    uint32_t color;
} RichChar;
 
typedef struct _notes_editor_ {
    ChWidget wid;
    ChWindow* win;
 
    RichChar* textBuffer;
    int bufferCapacity;
    int textLength;
 
    int cursorIndex;
    int selectionStart;
    int selectionEnd;
 
    uint8_t currentBold;
    uint8_t currentItalic;
    uint8_t currentUnderline;
    uint8_t currentBullet;
    uint8_t currentSize;
    uint32_t currentColor;
 
    int scrollY;
    int contentHeight;
 
    ChFont* baseFont;
 
    uint32_t bgColor;
    uint32_t fgColor;
    uint32_t selBgColor;
    uint32_t selFgColor;
 
    bool focused;
    bool mouseDown;
 
    int lastX;
    int lastY;
    ChFont* italicFont;
} ChNotesEditor;
 
ChNotesEditor* ChCreateNotesEditor(ChWindow* win, int x, int y, int w, int h);
void ChNotesEditorSetText(ChNotesEditor* editor, const char* text);
char* ChNotesEditorGetText(ChNotesEditor* editor);
void ChNotesEditorApplyFormat(ChNotesEditor* editor, int formatType, uint32_t color);
void ChNotesEditorHandleKey(ChNotesEditor* editor, int ascii_code);
 
#define FORMAT_BOLD      1
#define FORMAT_ITALIC    2
#define FORMAT_UNDERLINE 3
#define FORMAT_COLOR     4
#define FORMAT_SIZE_UP   5
#define FORMAT_SIZE_DOWN 6
#define FORMAT_LIST      7
 
#ifdef __cplusplus
}
#endif
 
#endif