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var WebGLInput = {
$instances: [],
WebGLInputInit : function() {
},
WebGLInputCreate: function (canvasId, x, y, width, height, fontsize, text, placeholder, isMultiLine, isPassword, isHidden, isMobile) {
var container = document.getElementById(UTF8ToString(canvasId));
var canvas = container.getElementsByTagName('canvas')[0];
// if container is null and have canvas
if (!container && canvas)
{
// set the container to canvas.parentNode
container = canvas.parentNode;
}
if(canvas)
{
var scaleX = container.offsetWidth / canvas.width;
var scaleY = container.offsetHeight / canvas.height;
if(scaleX && scaleY)
{
x *= scaleX;
width *= scaleX;
y *= scaleY;
height *= scaleY;
}
}
var input = document.createElement(isMultiLine?"textarea":"input");
input.style.position = "absolute";
if(isMobile) {
input.style.bottom = 1 + "vh";
input.style.left = 5 + "vw";
input.style.width = 90 + "vw";
input.style.height = (isMultiLine? 18 : 10) + "vh";
input.style.fontSize = 5 + "vh";
input.style.borderWidth = 5 + "px";
input.style.borderColor = "#000000";
} else {
input.style.top = y + "px";
input.style.left = x + "px";
input.style.width = width + "px";
input.style.height = height + "px";
input.style.fontSize = fontsize + "px";
}
input.style.outlineWidth = 1 + 'px';
input.style.opacity = isHidden?0:1;
input.style.resize = 'none'; // for textarea
input.style.padding = '0px 1px';
input.style.cursor = "default";
input.style.touchAction = 'none';
input.spellcheck = false;
input.value = UTF8ToString(text);
input.placeholder = UTF8ToString(placeholder);
input.style.outlineColor = 'black';
if(isPassword){
input.type = 'password';
}
if(isMobile) {
document.body.appendChild(input);
} else {
container.appendChild(input);
}
return instances.push(input) - 1;
},
WebGLInputEnterSubmit: function(id, falg){
var input = instances[id];
// for enter key
input.addEventListener('keydown', function(e) {
if ((e.which && e.which === 13) || (e.keyCode && e.keyCode === 13)) {
if(falg)
{
e.preventDefault();
input.blur();
}
}
});
},
WebGLInputTab:function(id, cb) {
var input = instances[id];
// for tab key
input.addEventListener('keydown', function (e) {
if ((e.which && e.which === 9) || (e.keyCode && e.keyCode === 9)) {
e.preventDefault();
// if enable tab text
if(input.enableTabText){
var val = input.value;
var start = input.selectionStart;
var end = input.selectionEnd;
input.value = val.substr(0, start) + '\t' + val.substr(end, val.length);
input.setSelectionRange(start + 1, start + 1);
input.oninput(); // call oninput to exe ValueChange function!!
} else {
{{{ makeDynCall("vii", "cb") }}}(id, e.shiftKey ? -1 : 1);
}
}
});
},
WebGLInputFocus: function(id){
var input = instances[id];
input.focus();
},
WebGLInputOnFocus: function (id, cb) {
var input = instances[id];
input.onfocus = function () {
{{{ makeDynCall("vi", "cb") }}}(id);
};
},
WebGLInputOnBlur: function (id, cb) {
var input = instances[id];
input.onblur = function () {
{{{ makeDynCall("vi", "cb") }}}(id);
};
},
WebGLInputIsFocus: function (id) {
return instances[id] === document.activeElement;
},
WebGLInputOnValueChange:function(id, cb){
var input = instances[id];
input.oninput = function () {
var returnStr = input.value;
var bufferSize = lengthBytesUTF8(returnStr) + 1;
var buffer = _malloc(bufferSize);
stringToUTF8(returnStr, buffer, bufferSize);
{{{ makeDynCall("vii", "cb") }}}(id, buffer);
};
},
WebGLInputOnEditEnd:function(id, cb){
var input = instances[id];
input.onchange = function () {
var returnStr = input.value;
var bufferSize = lengthBytesUTF8(returnStr) + 1;
var buffer = _malloc(bufferSize);
stringToUTF8(returnStr, buffer, bufferSize);
{{{ makeDynCall("vii", "cb") }}}(id, buffer);
};
},
WebGLInputOnKeyboardEvent:function(id, cb){
var input = instances[id];
var func = function(mode, e) {
if (e instanceof KeyboardEvent){
var bufferSize = lengthBytesUTF8(e.key) + 1;
var key = _malloc(bufferSize);
stringToUTF8(e.key, key, bufferSize);
var code = e.code;
var shift = e.shiftKey ? 1 : 0;
var ctrl = e.ctrlKey ? 1 : 0;
var alt = e.altKey ? 1 : 0;
{{{ makeDynCall("viiiiiii", "cb") }}}(id, mode, key, code, shift, ctrl, alt);
}
}
input.addEventListener('keydown', function(e) { func(1, e); });
input.addEventListener('keyup', function(e) { func(2, e); });
},
WebGLInputSelectionStart:function(id){
var input = instances[id];
return input.selectionStart;
},
WebGLInputSelectionEnd:function(id){
var input = instances[id];
return input.selectionEnd;
},
WebGLInputSelectionDirection:function(id){
var input = instances[id];
return (input.selectionDirection == "backward")?-1:1;
},
WebGLInputSetSelectionRange:function(id, start, end){
var input = instances[id];
input.setSelectionRange(start, end);
},
WebGLInputMaxLength:function(id, maxlength){
var input = instances[id];
input.maxLength = maxlength;
},
WebGLInputText:function(id, text){
var input = instances[id];
input.value = UTF8ToString(text);
},
WebGLInputDelete:function(id){
var input = instances[id];
input.parentNode.removeChild(input);
instances[id] = null;
},
WebGLInputEnableTabText:function(id, enable) {
var input = instances[id];
input.enableTabText = enable;
},
WebGLInputForceBlur:function(id) {
var input = instances[id];
input.blur();
},
}
autoAddDeps(WebGLInput, '$instances');
mergeInto(LibraryManager.library, WebGLInput);