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embryo_custom_state.edc

This example shows how to create a custom state from embryo. Clicking on the 3 labels will rotate the object in the given direction.

collections {
images {
image: "bubble.png" COMP;
image: "bubble-blue.png" COMP;
}
group { name: "main";
script {
/* define 3 global vars to hold the rotation values */
public rotx;
public roty;
public rotz;
public change_image(part[], img[]) {
new imgid;
new partid;
partid = get_part_id(part);
imgid = get_image_id(img);
custom_state(partid, "default", 0.0);
/* change the rotation in the custom state */
set_state_val(partid, STATE_IMAGE, imgid);
/* apply the custom state */
set_state(partid, "custom", 0.0);
}
}
parts {
part { name: "bg";
type: RECT;
description { state: "default" 0.0;
color: 255 255 255 255;
}
}
part { name: "img";
type: IMAGE;
description { state: "default" 0.0;
image { normal: "bubble.png"; }
}
/* Dummy state - otherwise edje_cc discards bubble-blue.png
as it thinks it's unused */
description { state: "foo" 0.0;
image { normal: "bubble-blue.png"; }
}
}
part { name: "title";
type: TEXT;
description { state: "default" 0.0;
color: 0 0 0 255;
text {
text: "Click labels to rotate";
font: "Sans";
size: 12;
align: 0.5 0.0;
}
}
}
part { name: "X";
type: TEXT;
description { state: "default" 0.0;
color: 0 0 0 255;
text {
text: "Rot X (0)";
font: "Sans";
size: 12;
align: 0.1 0.5;
}
}
}
part { name: "Y";
type: TEXT;
description { state: "default" 0.0;
color: 0 0 0 255;
text {
text: "Rot Y (0)";
font: "Sans";
size: 12;
align: 0.5 0.9;
}
}
}
part { name: "Z";
type: TEXT;
description { state: "default" 0.0;
color: 0 0 0 255;
text {
text: "Rot Z (0)";
font: "Sans";
size: 12;
align: 0.9 0.5;
}
}
}
part { name: "setimg";
type: TEXT;
description { state: "default" 0.0;
color: 0 0 0 255;
text {
text: "Change image";
font: "Sans";
size: 12;
align: 0.5 1;
}
}
}
part { name: "rect";
type: RECT;
mouse_events: 0;
description { state: "default" 0.0;
color: 255 0 0 150;
max: 150 150;
align: 0.5 0.5;
map {
on: 1;
perspective_on: 1;
smooth: 1;
alpha: 1;
}
}
}
}
programs {
program {
signal: "mouse,down,1";
source: "X";
script {
/* define local vars */
new buf[32];
new Float:x;
/* get global var (and increment) */
x = get_int(rotx) + 10;
/* set global var */
set_int(rotx, round(x));
/* crete a new custom state (inherit from default 0.0) */
custom_state(PART:"rect", "default", 0.0);
/* change the rotation in the custom state */
set_state_val(PART:"rect", STATE_MAP_ROT_X, x);
/* apply the custom state */
set_state(PART:"rect", "custom", 0.0);
/* update the label to show the current value */
snprintf(buf, sizeof(buf), "Rot X (%d)", round(x));
set_text(PART:"X", buf);
}
}
program {
signal: "mouse,down,1";
source: "Y";
script {
new buf[32];
new Float:y = get_int(roty) + 10;
set_int(roty, round(y));
custom_state(PART:"rect", "default", 0.0);
set_state_val(PART:"rect", STATE_MAP_ROT_Y, y);
set_state(PART:"rect", "custom", 0.0);
snprintf(buf, sizeof(buf), "Rot Y (%d)", round(y));
set_text(PART:"Y", buf);
}
}
program {
signal: "mouse,down,1";
source: "Z";
script {
new buf[32];
new Float:z = get_int(rotz) + 10;
set_int(rotz, round(z));
custom_state(PART:"rect", "default", 0.0);
set_state_val(PART:"rect", STATE_MAP_ROT_Z, z);
set_state(PART:"rect", "custom", 0.0);
snprintf(buf, sizeof(buf), "Rot Z (%d)", round(z));
set_text(PART:"Z", buf);
}
}
program {
signal: "mouse,down,1";
source: "setimg";
script {
change_image("img", "bubble-blue.png");
}
}
}
}
}