view src/mbaf/mbbutton.c @ 776:77b561bb7929

Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object. However, the image does not work here since it does not use the transformation of the group.
author wycc
date Mon, 30 Aug 2010 08:56:44 +0800
parents 26c302b47de1
children 586e50f82c1f
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_end_animated_cb(event_t *evt, void *arg)
{
    mb_button_t *btn = (mb_button_t *) arg;

    btn->progm = NULL;
    
}

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);
    subject_add_observer(mb_progm_get_complete(btn->progm), mb_button_end_animated_cb,btn);
    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;
}