Merge pull request #22 from seijihariki/edit_utils
mouse input handler - input.js - proper solid mask
This commit is contained in:
commit
2efb01059c
6 changed files with 546 additions and 165 deletions
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@ -12,23 +12,23 @@
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}
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.maskPaintCanvas {
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border: 3px dotted #993355C0
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border: 3px dotted #993355c0;
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}
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.overlayCanvas {
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border: 1px solid #F00;
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border: 1px solid #f00;
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}
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.tempCanvas {
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border: 3px dotted #007AFFC0;
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border: 3px dotted #007affc0;
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}
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.targetCanvas {
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border: 2px dashed #0F0;
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border: 2px dashed #0f0;
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}
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.canvas {
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border: 2px dotted #00F;
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border: 2px dotted #00f;
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}
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.mainHSplit {
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@ -45,25 +45,22 @@
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grid-template-rows: 1fr;
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grid-column-gap: 5px;
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grid-row-gap: 5px;
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}
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#infoContainer {
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.uiContainer {
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position: absolute;
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width: 250px;
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height: auto;
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z-index: 999;
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}
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#draggable{
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cursor:move
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}
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#DraggableTitleBar {
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.uiTitleBar {
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z-index: 999;
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cursor: move;
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background-color: rgba(104, 104, 104, 0.75);
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user-select: none;
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padding-left: 5px;
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padding-right: 5px;
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padding-top: 5px;
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@ -79,6 +76,10 @@
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border-color: black;
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}
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.draggable {
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cursor: move;
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}
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.toolbar {
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display: flex;
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justify-content: space-between;
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@ -153,7 +154,6 @@ button.tool:hover {
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cursor: auto;
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}
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.canvasHolder {
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position: relative;
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width: 2560px;
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@ -180,6 +180,10 @@ button.tool:hover {
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position: absolute;
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}
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.maskPaintCanvas {
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filter: opacity(40%);
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}
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.strokeText {
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-webkit-text-stroke: 1px #888;
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font-size: 150%;
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21
index.html
21
index.html
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@ -9,8 +9,9 @@
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</head>
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<body>
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<div id="infoContainer">
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<div id="DraggableTitleBar" class="draggable">openOutpaint 🐠</div>
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<!-- Main Toolbar -->
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<div id="infoContainer" class="uiContainer">
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<div id="infoTitleBar" class="draggable uiTitleBar">openOutpaint 🐠</div>
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<div id="info" class="info" style="min-width:200px;">
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<label for="host">Host</label>
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@ -69,9 +70,6 @@
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<input type="checkbox" id="cbxEnableErasing" onchange="changeEnableErasing()"><br />
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<label for="cbxPaint">Mask mode?</label>
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<input type="checkbox" id="cbxPaint" onchange="changePaintMode()"><br />
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<!-- Having to tick a box to erase is a bad user experience, same goes for image erasing( cold be remedied by a temp confirm div) -->
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<!-- <label for="cbxErase"><s>Erase mask?</s></label>
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<input type="checkbox" id="cbxErase" onchange="changeEraseMode()" disabled="disabled"><br /> -->
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<label for="cbxHRFix">Auto txt2img HRfix?</label>
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<input type="checkbox" id="cbxHRFix" onchange="changeHiResFix()"><br />
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@ -116,6 +114,17 @@
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<br />
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<hr>
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</div>
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</div>
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</div>
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<!-- History Toolbar -->
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<div id="historyContainer" class="uiContainer" style="right: 0;">
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<div id="historyTitleBar" class="draggable uiTitleBar">History</div>
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<div class="info" style="min-width:200px;">
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<div id="history" class="history">
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</div>
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<div class="toolbar">
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<button type="button" onclick="commands.undo()" class="tool">undo</button>
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<button type="button" onclick="commands.redo()" class="tool">redo</button>
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@ -176,6 +185,8 @@
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</div>
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<script src="js/util.js" type="text/javascript"></script>
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<script src="js/input.js" type="text/javascript"></script>
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<script src="js/commands.js" type="text/javascript"></script>
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<script src="js/index.js" type="text/javascript"></script>
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<script src="js/settingsbar.js" type="text/javascript"></script>
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57
js/index.js
57
js/index.js
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@ -444,42 +444,49 @@ function mouseMove(evt) {
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basePixelCount * scaleFactor,
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basePixelCount * scaleFactor
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); //origin is middle of the frame
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} else {
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}
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}
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/**
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* Mask implementation
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*/
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mouse.listen.canvas.onmousemove.on((evn) => {
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if (paintMode && evn.target.id === "overlayCanvas") {
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// draw big translucent red blob cursor
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ovCtx.beginPath();
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ovCtx.arc(canvasX, canvasY, 4 * scaleFactor, 0, 2 * Math.PI, true); // for some reason 4x on an arc is === to 8x on a line???
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ovCtx.arc(evn.x, evn.y, 4 * scaleFactor, 0, 2 * Math.PI, true); // for some reason 4x on an arc is === to 8x on a line???
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ovCtx.fillStyle = "#FF6A6A50";
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ovCtx.fill();
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// in case i'm trying to draw
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mouseX = parseInt(evt.clientX - canvasOffsetX);
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mouseY = parseInt(evt.clientY - canvasOffsetY);
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if (clicked) {
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// i'm trying to draw, please draw :(
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}
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});
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mouse.listen.canvas.left.onpaint.on((evn) => {
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if (paintMode && evn.initialTarget.id === "overlayCanvas") {
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maskPaintCtx.globalCompositeOperation = "source-over";
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maskPaintCtx.strokeStyle = "#FF6A6A10";
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maskPaintCtx.strokeStyle = "#FF6A6A";
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maskPaintCtx.lineWidth = 8 * scaleFactor;
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maskPaintCtx.beginPath();
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maskPaintCtx.moveTo(prevMouseX, prevMouseY);
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maskPaintCtx.lineTo(mouseX, mouseY);
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maskPaintCtx.moveTo(evn.px, evn.py);
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maskPaintCtx.lineTo(evn.x, evn.y);
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maskPaintCtx.lineJoin = maskPaintCtx.lineCap = "round";
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maskPaintCtx.stroke();
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}
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// Erase mask if right button is held
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// no reason to have to tick a checkbox for this, more intuitive for both erases (mask and actual images) to just work on right click and inform the user about it
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if (evt.buttons == 2) {
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});
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mouse.listen.canvas.right.onpaint.on((evn) => {
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if (paintMode && evn.initialTarget.id === "overlayCanvas") {
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maskPaintCtx.globalCompositeOperation = "destination-out";
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maskPaintCtx.beginPath();
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maskPaintCtx.strokeStyle = "#FFFFFFFF";
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maskPaintCtx.lineWidth = 8 * scaleFactor;
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maskPaintCtx.moveTo(prevMouseX, prevMouseY);
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maskPaintCtx.lineTo(mouseX, mouseY);
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maskPaintCtx.beginPath();
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maskPaintCtx.moveTo(evn.px, evn.py);
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maskPaintCtx.lineTo(evn.x, evn.y);
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maskPaintCtx.lineJoin = maskPaintCtx.lineCap = "round";
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maskPaintCtx.stroke();
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}
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prevMouseX = mouseX;
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prevMouseY = mouseY;
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}
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}
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});
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function mouseDown(evt) {
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const rect = ovCanvas.getBoundingClientRect();
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@ -496,14 +503,7 @@ function mouseDown(evt) {
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nextBox.w = arbitraryImageData.width;
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nextBox.h = arbitraryImageData.height;
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dropTargets.push(nextBox);
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} else if (paintMode) {
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//const rect = ovCanvas.getBoundingClientRect() // not-quite pixel offset was driving me insane
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const canvasOffsetX = rect.left;
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const canvasOffsetY = rect.top;
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prevMouseX = mouseX = evt.clientX - canvasOffsetX;
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prevMouseY = mouseY = evt.clientY - canvasOffsetY;
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clicked = true;
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} else {
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} else if (!paintMode) {
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//const rect = ovCanvas.getBoundingClientRect()
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var nextBox = {};
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nextBox.x =
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@ -738,6 +738,7 @@ function changePaintMode() {
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}
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function changeEnableErasing() {
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// yeah because this is for the image layer
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enableErasing = document.getElementById("cbxEnableErasing").checked;
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localStorage.setItem("enable_erase", enableErasing);
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}
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303
js/input.js
Normal file
303
js/input.js
Normal file
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@ -0,0 +1,303 @@
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const inputConfig = {
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clickRadius: 10, // Radius to be considered a click (pixels). If farther, turns into a drag
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clickTiming: 500, // Timing window to be considered a click (ms). If longer, turns into a drag
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dClickTiming: 500, // Timing window to be considered a double click (ms).
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};
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/**
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* Mouse input processing
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*/
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// Base object generator functions
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function _context_coords() {
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return {
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dragging: {
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left: null,
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middle: null,
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right: null,
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},
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prev: {
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x: 0,
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y: 0,
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},
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pos: {
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x: 0,
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y: 0,
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},
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};
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}
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function _mouse_observers() {
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return {
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// Simple click handlers
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onclick: new Observer(),
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// Double click handlers (will still trigger simple click handler as well)
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ondclick: new Observer(),
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// Drag handler
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ondragstart: new Observer(),
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ondrag: new Observer(),
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ondragend: new Observer(),
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// Paint handler (like drag handler, but with no delay); will trigger during clicks too
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onpaintstart: new Observer(),
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onpaint: new Observer(),
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onpaintend: new Observer(),
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};
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}
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function _context_observers() {
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return {
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onmousemove: new Observer(),
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left: _mouse_observers(),
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middle: _mouse_observers(),
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right: _mouse_observers(),
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};
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}
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const mouse = {
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buttons: {
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right: null,
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left: null,
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middle: null,
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},
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// Mouse Actions in Window Coordinates
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window: _context_coords(),
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// Mouse Actions in Canvas Coordinates
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canvas: _context_coords(),
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// Mouse Actions in World Coordinates
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world: _context_coords(),
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listen: {
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window: _context_observers(),
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canvas: _context_observers(),
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world: _context_observers(),
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},
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};
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function _mouse_state_snapshot() {
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return {
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buttons: window.structuredClone(mouse.buttons),
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window: window.structuredClone(mouse.window),
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canvas: window.structuredClone(mouse.canvas),
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world: window.structuredClone(mouse.world),
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};
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}
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const _double_click_timeout = {};
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const _drag_start_timeout = {};
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window.onmousedown = (evn) => {
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const time = new Date();
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// Processes for a named button
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const onhold = (key) => () => {
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if (_double_click_timeout[key]) {
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// ondclick event
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["window", "canvas", "world"].forEach((ctx) =>
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mouse.listen[ctx][key].ondclick.emit({
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target: evn.target,
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buttonId: evn.button,
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x: mouse[ctx].pos.x,
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y: mouse[ctx].pos.y,
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timestamp: new Date(),
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})
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);
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} else {
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// Start timer
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_double_click_timeout[key] = setTimeout(
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() => delete _double_click_timeout[key],
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inputConfig.dClickTiming
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);
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}
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// Set drag start timeout
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_drag_start_timeout[key] = setTimeout(() => {
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["window", "canvas", "world"].forEach((ctx) => {
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mouse.listen[ctx][key].ondragstart.emit({
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target: evn.target,
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buttonId: evn.button,
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x: mouse[ctx].pos.x,
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y: mouse[ctx].pos.y,
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timestamp: new Date(),
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});
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if (mouse[ctx].dragging[key]) mouse[ctx].dragging[key].drag = true;
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delete _drag_start_timeout[key];
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});
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}, inputConfig.clickTiming);
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["window", "canvas", "world"].forEach((ctx) => {
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mouse.buttons[key] = time;
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mouse[ctx].dragging[key] = {target: evn.target};
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Object.assign(mouse[ctx].dragging[key], mouse[ctx].pos);
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// onpaintstart event
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mouse.listen[ctx][key].onpaintstart.emit({
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target: evn.target,
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buttonId: evn.button,
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x: mouse[ctx].pos.x,
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y: mouse[ctx].pos.y,
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timestamp: new Date(),
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});
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});
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};
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// Runs the correct handler
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const buttons = [onhold("left"), onhold("middle"), onhold("right")];
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buttons[evn.button] && buttons[evn.button]();
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};
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window.onmouseup = (evn) => {
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const time = new Date();
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// Processes for a named button
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const onrelease = (key) => () => {
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["window", "canvas", "world"].forEach((ctx) => {
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const start = {
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x: mouse[ctx].dragging[key].x,
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y: mouse[ctx].dragging[key].y,
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};
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// onclick event
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const dx = mouse[ctx].pos.x - start.x;
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const dy = mouse[ctx].pos.y - start.y;
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if (
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time.getTime() - mouse.buttons[key].getTime() <
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inputConfig.clickTiming &&
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dx * dx + dy * dy < inputConfig.clickRadius * inputConfig.clickRadius
|
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)
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mouse.listen[ctx][key].onclick.emit({
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target: evn.target,
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buttonId: evn.button,
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x: mouse[ctx].pos.x,
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y: mouse[ctx].pos.y,
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timestamp: new Date(),
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});
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// onpaintend event
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mouse.listen[ctx][key].onpaintend.emit({
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target: evn.target,
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initialTarget: mouse[ctx].dragging[key].target,
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buttonId: evn.button,
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x: mouse[ctx].pos.x,
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y: mouse[ctx].pos.y,
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timestamp: new Date(),
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});
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// ondragend event
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if (mouse[ctx].dragging[key].drag)
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mouse.listen[ctx][key].ondragend.emit({
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target: evn.target,
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initialTarget: mouse[ctx].dragging[key].target,
|
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buttonId: evn.button,
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x: mouse[ctx].pos.x,
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y: mouse[ctx].pos.y,
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timestamp: new Date(),
|
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});
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mouse[ctx].dragging[key] = null;
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});
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|
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if (_drag_start_timeout[key] !== undefined) {
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clearTimeout(_drag_start_timeout[key]);
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delete _drag_start_timeout[key];
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}
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mouse.buttons[key] = null;
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};
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// Runs the correct handler
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const buttons = [onrelease("left"), onrelease("middle"), onrelease("right")];
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|
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buttons[evn.button] && buttons[evn.button]();
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};
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window.onmousemove = (evn) => {
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// Set Window Coordinates
|
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Object.assign(mouse.window.prev, mouse.window.pos);
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mouse.window.pos = {x: evn.clientX, y: evn.clientY};
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// Set Canvas Coordinates (using overlay canvas as reference)
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if (evn.target.id === "overlayCanvas") {
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Object.assign(mouse.canvas.prev, mouse.canvas.pos);
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mouse.canvas.pos = {x: evn.layerX, y: evn.layerY};
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}
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// Set World Coordinates (For now the same as canvas coords; Will be useful with infinite canvas)
|
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if (evn.target.id === "overlayCanvas") {
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Object.assign(mouse.world.prev, mouse.world.pos);
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mouse.world.pos = {x: evn.layerX, y: evn.layerY};
|
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}
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|
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["window", "canvas", "world"].forEach((ctx) => {
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mouse.listen[ctx].onmousemove.emit({
|
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target: evn.target,
|
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px: mouse[ctx].prev.x,
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py: mouse[ctx].prev.y,
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x: mouse[ctx].pos.x,
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y: mouse[ctx].pos.y,
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timestamp: new Date(),
|
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});
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["left", "middle", "right"].forEach((key) => {
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// ondrag event
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if (mouse[ctx].dragging[key] && mouse[ctx].dragging[key].drag)
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mouse.listen[ctx][key].ondrag.emit({
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target: evn.target,
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initialTarget: mouse[ctx].dragging[key].target,
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px: mouse[ctx].prev.x,
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py: mouse[ctx].prev.y,
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x: mouse[ctx].pos.x,
|
||||
y: mouse[ctx].pos.y,
|
||||
timestamp: new Date(),
|
||||
});
|
||||
|
||||
// onpaint event
|
||||
if (mouse[ctx].dragging[key])
|
||||
mouse.listen[ctx][key].onpaint.emit({
|
||||
target: evn.target,
|
||||
initialTarget: mouse[ctx].dragging[key].target,
|
||||
px: mouse[ctx].prev.x,
|
||||
py: mouse[ctx].prev.y,
|
||||
x: mouse[ctx].pos.x,
|
||||
y: mouse[ctx].pos.y,
|
||||
timestamp: new Date(),
|
||||
});
|
||||
});
|
||||
});
|
||||
};
|
||||
/** MOUSE DEBUG */
|
||||
/*
|
||||
mouse.listen.window.right.onclick.on(() =>
|
||||
console.debug('mouse.listen.window.right.onclick')
|
||||
);
|
||||
|
||||
mouse.listen.window.right.ondclick.on(() =>
|
||||
console.debug('mouse.listen.window.right.ondclick')
|
||||
);
|
||||
mouse.listen.window.right.ondragstart.on(() =>
|
||||
console.debug('mouse.listen.window.right.ondragstart')
|
||||
);
|
||||
mouse.listen.window.right.ondrag.on(() =>
|
||||
console.debug('mouse.listen.window.right.ondrag')
|
||||
);
|
||||
mouse.listen.window.right.ondragend.on(() =>
|
||||
console.debug('mouse.listen.window.right.ondragend')
|
||||
);
|
||||
|
||||
mouse.listen.window.right.onpaintstart.on(() =>
|
||||
console.debug('mouse.listen.window.right.onpaintstart')
|
||||
);
|
||||
mouse.listen.window.right.onpaint.on(() =>
|
||||
console.debug('mouse.listen.window.right.onpaint')
|
||||
);
|
||||
mouse.listen.window.right.onpaintend.on(() =>
|
||||
console.debug('mouse.listen.window.right.onpaintend')
|
||||
);
|
||||
*/
|
||||
|
||||
/**
|
||||
* Mouse input processing
|
||||
*/
|
|
@ -1,11 +1,10 @@
|
|||
dragElement(document.getElementById("infoContainer"));
|
||||
//dragElement(document.getElementById("infoContainer"));
|
||||
//dragElement(document.getElementById("historyContainer"));
|
||||
|
||||
function dragElement(elmnt) {
|
||||
var p1 = 0,
|
||||
p2 = 0,
|
||||
p3 = 0,
|
||||
var p3 = 0,
|
||||
p4 = 0;
|
||||
var draggableElements = document.getElementsByClassName("draggable");
|
||||
var draggableElements = elmnt.getElementsByClassName("draggable");
|
||||
for (var i = 0; i < draggableElements.length; i++) {
|
||||
draggableElements[i].onmousedown = dragMouseDown;
|
||||
}
|
||||
|
@ -20,8 +19,8 @@ function dragElement(elmnt) {
|
|||
|
||||
function elementDrag(e) {
|
||||
e.preventDefault();
|
||||
p1 = p3 - e.clientX;
|
||||
p2 = p4 - e.clientY;
|
||||
elmnt.style.bottom = null;
|
||||
elmnt.style.right = null;
|
||||
elmnt.style.top = elmnt.offsetTop - (p4 - e.clientY) + "px";
|
||||
elmnt.style.left = elmnt.offsetLeft - (p3 - e.clientX) + "px";
|
||||
p3 = e.clientX;
|
||||
|
@ -34,6 +33,42 @@ function dragElement(elmnt) {
|
|||
}
|
||||
}
|
||||
|
||||
function makeDraggable(id) {
|
||||
const element = document.getElementById(id);
|
||||
const startbb = element.getBoundingClientRect();
|
||||
let dragging = false;
|
||||
let offset = {x: 0, y: 0};
|
||||
|
||||
element.style.top = startbb.y + "px";
|
||||
element.style.left = startbb.x + "px";
|
||||
|
||||
mouse.listen.window.left.onpaintstart.on((evn) => {
|
||||
if (
|
||||
element.contains(evn.target) &&
|
||||
evn.target.classList.contains("draggable")
|
||||
) {
|
||||
const bb = element.getBoundingClientRect();
|
||||
offset.x = evn.x - bb.x;
|
||||
offset.y = evn.y - bb.y;
|
||||
dragging = true;
|
||||
}
|
||||
});
|
||||
|
||||
mouse.listen.window.left.onpaint.on((evn) => {
|
||||
if (dragging) {
|
||||
element.style.top = evn.y - offset.y + "px";
|
||||
element.style.left = evn.x - offset.x + "px";
|
||||
}
|
||||
});
|
||||
|
||||
mouse.listen.window.left.onpaintend.on((evn) => {
|
||||
dragging = false;
|
||||
});
|
||||
}
|
||||
|
||||
makeDraggable("infoContainer");
|
||||
makeDraggable("historyContainer");
|
||||
|
||||
var coll = document.getElementsByClassName("collapsible");
|
||||
for (var i = 0; i < coll.length; i++) {
|
||||
coll[i].addEventListener("click", function () {
|
||||
|
|
27
js/util.js
Normal file
27
js/util.js
Normal file
|
@ -0,0 +1,27 @@
|
|||
/**
|
||||
* Implementation of a simple Oberver Pattern for custom event handling
|
||||
*/
|
||||
function Observer() {
|
||||
this.handlers = new Set();
|
||||
}
|
||||
|
||||
Observer.prototype = {
|
||||
// Adds handler for this message
|
||||
on(callback) {
|
||||
this.handlers.add(callback);
|
||||
return callback;
|
||||
},
|
||||
clear(callback) {
|
||||
return this.handlers.delete(callback);
|
||||
},
|
||||
emit(msg) {
|
||||
this.handlers.forEach(async (handler) => {
|
||||
try {
|
||||
await handler(msg);
|
||||
} catch (e) {
|
||||
console.warn('Observer failed to run handler');
|
||||
console.warn(handler);
|
||||
}
|
||||
});
|
||||
},
|
||||
};
|
Loading…
Reference in a new issue