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#ifdef _WIN32
#include <windows.h>
void win_install(void);
#endif
#include "mupdf/fitz.h"
#include "mupdf/ucdn.h"
#include "mupdf/pdf.h" /* for pdf specifics and forms */
#ifndef __APPLE__
#include <GL/freeglut.h>
#else
#include <GLUT/glut.h>
#endif
/* UI */
enum
{
/* regular control characters */
KEY_ESCAPE = 27,
KEY_ENTER = '\r',
KEY_TAB = '\t',
KEY_BACKSPACE = '\b',
KEY_DELETE = 127,
KEY_CTL_A = 'A' - 64,
KEY_CTL_B, KEY_CTL_C, KEY_CTL_D, KEY_CTL_E, KEY_CTL_F,
KEY_CTL_G, KEY_CTL_H, KEY_CTL_I, KEY_CTL_J, KEY_CTL_K, KEY_CTL_L,
KEY_CTL_M, KEY_CTL_N, KEY_CTL_O, KEY_CTL_P, KEY_CTL_Q, KEY_CTL_R,
KEY_CTL_S, KEY_CTL_T, KEY_CTL_U, KEY_CTL_V, KEY_CTL_W, KEY_CTL_X,
KEY_CTL_Y, KEY_CTL_Z,
/* reuse control characters > 127 for special keys */
KEY_INSERT = 128,
KEY_PAGE_UP,
KEY_PAGE_DOWN,
KEY_HOME,
KEY_END,
KEY_LEFT,
KEY_UP,
KEY_RIGHT,
KEY_DOWN,
KEY_F1,
KEY_F2,
KEY_F3,
KEY_F4,
KEY_F5,
KEY_F6,
KEY_F7,
KEY_F8,
KEY_F9,
KEY_F10,
KEY_F11,
KEY_F12,
};
enum side { ALL, T, R, B, L };
enum fill { NONE = 0, X = 1, Y = 2, BOTH = 3 };
enum anchor { CENTER, N, NE, E, SE, S, SW, W, NW };
struct layout
{
enum side side;
enum fill fill;
enum anchor anchor;
int padx, pady;
};
struct ui
{
int window_w, window_h;
int x, y;
int down, down_x, down_y;
int middle, middle_x, middle_y;
int right, right_x, right_y;
int scroll_x, scroll_y;
int key, mod, plain;
int grab_down, grab_middle, grab_right;
const void *hot, *active, *focus;
int last_cursor, cursor;
int fontsize;
int baseline;
int lineheight;
int gridsize;
struct layout *layout;
fz_irect *cavity;
struct layout layout_stack[32];
fz_irect cavity_stack[32];
int overlay;
GLuint overlay_list;
void (*dialog)(void);
};
extern struct ui ui;
void ui_init(int w, int h, const char *title);
void ui_quit(void);
void ui_invalidate(void);
void ui_finish(void);
void ui_set_clipboard(const char *buf);
const char *ui_get_clipboard(void);
void ui_init_fonts(float pixelsize);
void ui_finish_fonts(void);
float ui_measure_character(int ucs);
void ui_begin_text(void);
float ui_draw_character(int ucs, float x, float y);
void ui_end_text(void);
float ui_draw_string(float x, float y, const char *str);
float ui_measure_string(const char *str);
struct texture
{
GLuint id;
int x, y, w, h;
float s, t;
};
void ui_texture_from_pixmap(struct texture *tex, fz_pixmap *pix);
void ui_draw_image(struct texture *tex, float x, float y);
enum
{
UI_INPUT_NONE = 0,
UI_INPUT_EDIT = 1,
UI_INPUT_ACCEPT = 2,
};
struct input
{
char text[16*1024];
char *end, *p, *q;
int scroll;
};
struct list
{
fz_irect area;
int scroll_y;
int item_y;
};
void ui_begin(void);
void ui_end(void);
int ui_mouse_inside(fz_irect *area);
void ui_layout(enum side side, enum fill fill, enum anchor anchor, int padx, int pady);
fz_irect ui_pack_layout(int slave_w, int slave_h, enum side side, enum fill fill, enum anchor anchor, int padx, int pady);
fz_irect ui_pack(int slave_w, int slave_h);
void ui_pack_push(fz_irect cavity);
void ui_pack_pop(void);
void ui_dialog_begin(int w, int h);
void ui_dialog_end(void);
void ui_panel_begin(int w, int h, int padx, int pady, int opaque);
void ui_panel_end(void);
void ui_spacer(void);
void ui_splitter(int *x, int min, int max, enum side side);
void ui_label(const char *fmt, ...);
int ui_button(const char *label);
int ui_checkbox(const char *label, int *value);
int ui_slider(int *value, int min, int max, int width);
int ui_select(const void *id, const char *current, const char *options[], int n);
void ui_input_init(struct input *input, const char *text);
int ui_input(struct input *input, int width, int height);
void ui_scrollbar(int x0, int y0, int x1, int y1, int *value, int page_size, int max);
void ui_list_begin(struct list *list, int count, int req_w, int req_h);
int ui_list_item(struct list *list, const void *id, const char *label, int selected);
int ui_list_item_x(struct list *list, const void *id, int indent, const char *label, int selected);
void ui_list_end(struct list *list);
int ui_popup(const void *id, const char *label, int is_button, int count);
int ui_popup_item(const char *title);
void ui_popup_end(void);
void ui_init_open_file(const char *dir, int (*filter)(const char *fn));
int ui_open_file(char filename[]);
void ui_init_save_file(const char *path, int (*filter)(const char *fn));
int ui_save_file(char filename[], void (*extra_panel)(void));
void ui_show_warning_dialog(const char *message);
void ui_show_error_dialog(const char *message);
/* Theming */
enum
{
UI_COLOR_PANEL = 0xc0c0c0,
UI_COLOR_BUTTON = 0xc0c0c0,
UI_COLOR_SCROLLBAR = 0xdfdfdf,
UI_COLOR_TEXT_BG = 0xffffff,
UI_COLOR_TEXT_FG = 0x000000,
UI_COLOR_TEXT_SEL_BG = 0x000080,
UI_COLOR_TEXT_SEL_FG = 0xffffff,
UI_COLOR_BEVEL_1 = 0x000000,
UI_COLOR_BEVEL_2 = 0x808080,
UI_COLOR_BEVEL_3 = 0xdfdfdf,
UI_COLOR_BEVEL_4 = 0xffffff,
};
void glColorHex(unsigned int hex);
void ui_draw_bevel(fz_irect area, int depressed);
void ui_draw_ibevel(fz_irect area, int depressed);
void ui_draw_bevel_rect(fz_irect area, unsigned int fill, int depressed);
void ui_draw_ibevel_rect(fz_irect area, unsigned int fill, int depressed);
/* App */
extern fz_context *ctx;
extern pdf_document *pdf;
extern pdf_page *page;
extern fz_stext_page *page_text;
extern pdf_annot *selected_annot;
extern fz_matrix draw_page_ctm, view_page_ctm, view_page_inv_ctm;
extern fz_rect page_bounds, draw_page_bounds, view_page_bounds;
extern fz_irect view_page_area;
extern char filename[];
void run_main_loop(void);
void do_annotate_panel(void);
void do_annotate_canvas(fz_irect canvas_area);
void render_page(void);
void update_title(void);
void reload(void);
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