view examples/dynamic/mbbutton.c @ 881:a17c4e231e54 abs_n_rel_center

Transform positions of radient paints. cx, cy of radial and x1, y1, x2, y2 of linear gradient paints must be transformed with aggregated matrix of painted shapes. Pattern to user space transformation maybe used to get more precise color.
author Thinker K.F. Li <thinker@codemud.net>
date Sat, 25 Sep 2010 20:12:45 +0800
parents 26c302b47de1
children
line wrap: on
line source

#include <stdio.h>
#include <mb.h>
#include <string.h>
#include "mb_af.h"



#define CMOUSE(e) (coord_get_mouse_event(e))


static void mb_button_pressed(event_t *evt, void *arg);
static void mb_button_out(event_t *evt, void *arg);

void mb_button_add_onClick(mb_button_t *b, void (*h)(void *arg), void *arg)
{
    b->press = h;
    b->arg = arg;
}

void mb_button_refresh(mb_button_t *btn)
{
    rdman_coord_changed(btn->rdman,btn->root);
    rdman_redraw_changed(btn->rdman);
}

static void mb_button_move(event_t *evt, void *arg) 
{
    mb_button_t *btn = (mb_button_t *) arg;

    
    printf("Mouse move\n");
    coord_show(btn->active);
    mb_button_refresh(btn);
}
static void mb_button_out(event_t *evt, void *arg) 
{
    mb_button_t *btn = (mb_button_t *) arg;

    if (btn->progm) {
	    mb_progm_abort(btn->progm);
	    btn->progm = NULL;
    }
    printf("mouse out\n");
    coord_hide(btn->click);
    coord_hide(btn->active);
    coord_show(btn->normal);
    mb_button_refresh(btn);
}

static void mb_button_show_active(event_t *evt, void *arg)
{
    mb_button_t *btn = (mb_button_t *) arg;

    coord_show(btn->active);
    mb_button_refresh(btn);
}

static void mb_button_pressed(event_t *evt, void *arg)
{
    mb_button_t *btn = (mb_button_t *) arg;
    mb_timeval_t start, playing, now;
    mb_progm_t *progm;
    mb_word_t *word;

    printf("Pressed\n");
    if (btn->progm) {
	    mb_progm_abort(btn->progm);
	    btn->progm = NULL;
    }
    coord_show(btn->click);
    coord_hide(btn->active);
    rdman_coord_changed(btn->rdman,btn->root);
    rdman_redraw_changed(btn->rdman);

    btn->progm = progm = mb_progm_new(1, btn->rdman);
    MB_TIMEVAL_SET(&start, 0, 500000);
    MB_TIMEVAL_SET(&playing, 0, 0);
    word = mb_progm_next_word(progm, &start, &playing);
    mb_visibility_new(VIS_HIDDEN, btn->click, word);
    mb_visibility_new(VIS_VISIBLE, btn->active, word);
    mb_progm_free_completed(progm);
    get_now(&now);
    printf("rt = %x\n", btn->rdman->rt);
    mb_progm_start(progm, X_MB_tman(btn->rdman->rt), &now);
    if (btn->press)
    	btn->press(btn->arg);
}
mb_button_t *mb_button_new(redraw_man_t *rdman,mb_sprite_t *sp, char *name)
{
    mb_button_t *btn = (mb_button_t *) malloc(sizeof(mb_button_t));
    char *buf = (char *) malloc(strlen(name)+5);

    btn->root = (coord_t *) MB_SPRITE_GET_OBJ(sp, name);
    sprintf(buf, "%s_normal", name);
    btn->normal = (coord_t *) MB_SPRITE_GET_OBJ(sp, buf);
    if (btn->normal == NULL) {
    	printf("Missing normal button, this is not a correct button\n");
    }
    sprintf(buf, "%s_active", name);
    btn->active = (coord_t *) MB_SPRITE_GET_OBJ(sp, buf);
    if (btn->active == NULL) {
    	printf("Missing click button, this is not a correct button\n");
    }
    sprintf(buf, "%s_click", name);
    btn->click = (coord_t *) MB_SPRITE_GET_OBJ(sp, buf);
    if (btn->active == NULL) {
    	printf("Missing click button, this is not a correct button\n");
    }
    btn->press = NULL;
    // Show only the normal button
    coord_hide(btn->active);
    coord_hide(btn->click);
    coord_show(btn->normal);
    // Move to the same position
    btn->active->matrix[2] = 200;
    btn->active->matrix[5] = 200;
    btn->normal->matrix[2] = 200;
    btn->normal->matrix[5] = 200;
    btn->click->matrix[2] = 200;
    btn->click->matrix[5] = 200;
    btn->rdman = rdman;
    btn->obs_move = subject_add_event_observer(CMOUSE(btn->root), EVT_MOUSE_MOVE, mb_button_move,btn);
    btn->obs_press = subject_add_event_observer(CMOUSE(btn->root), EVT_MOUSE_BUT_PRESS, mb_button_pressed,btn);
    btn->obs_out = subject_add_event_observer(CMOUSE(btn->root), EVT_MOUSE_OUT, mb_button_out,btn);
    btn->progm = NULL;
    rdman_redraw_changed(rdman);
    return btn;
}