Photoshop_Script_កំណត់ Bleed 1cm + ជ្រើសរើសព័ត៌មាន Label

#target photoshop

function showBleedDialog() {
    if (app.documents.length === 0) {
        alert("សូមបើក Document នៅក្នុង Photoshop ជាមុនសិន!");
        return;
    }

    var doc = app.activeDocument;

    // --- UI Window ---
    var dlg = new Window('dialog', 'កំណត់ Bleed 1cm + ជ្រើសរើសព័ត៌មាន Label');
    dlg.orientation = 'column';
    dlg.alignChildren = ['fill', 'top'];
    dlg.spacing = 10;
    dlg.margins = 15;

    // KHMER FONT SETTING (កំណត់ Font និង ទំហំ ១៣pt-១៤pt ឱ្យច្បាស់)
    var uiFont = ScriptUI.newFont("Segoe UI", "Regular", 13);
    var uiFontBold = ScriptUI.newFont("Segoe UI", "Bold", 13);

    // Helper Function សម្រាប់ដាក់ Font ឱ្យគ្រប់ Control
    function applyUIFont(container) {
        for (var i = 0; i < container.children.length; i++) {
            var child = container.children[i];
            try {
                child.graphics.font = uiFont;
            } catch (e) {}

            if (child.type === 'panel' || child.type === 'group') {
                applyUIFont(child);
            }
        }
    }

    // 1. Font Size
    var pnlFont = dlg.add('panel', undefined, '១. ទំហំ Font ស្លាកសញ្ញា (pt)');
    pnlFont.alignChildren = 'left';
    pnlFont.margins = 12;
    var txtFontSize = pnlFont.add('edittext', undefined, '18');
    txtFontSize.preferredSize = [120, 28];

    // 2. Text Color
    var pnlColor = dlg.add('panel', undefined, '២. ពណ៌អក្សរ (Color)');
    pnlColor.alignChildren = 'left';
    pnlColor.margins = 12;
    var radBlack = pnlColor.add('radiobutton', undefined, 'ពណ៌ខ្មៅ (Black)');
    var radWhite = pnlColor.add('radiobutton', undefined, 'ពណ៌ស (White)');
    var radRed   = pnlColor.add('radiobutton', undefined, 'ពណ៌ក្រហម (Red)');
    radBlack.value = true;

    // 3. Left Position Options
    var pnlPos = dlg.add('panel', undefined, '៣. ទីតាំងអក្សរនៅខាងឆ្វេង');
    pnlPos.alignChildren = 'left';
    pnlPos.margins = 12;
    var radBoth   = pnlPos.add('radiobutton', undefined, 'ទាំងលើ ទាំងក្រោម (Top & Bottom)');
    var radTop    = pnlPos.add('radiobutton', undefined, 'លើខាងឆ្វេង (Top-Left)');
    var radBottom = pnlPos.add('radiobutton', undefined, 'ក្រោមខាងឆ្វេង (Bottom-Left)');
    var radCenter = pnlPos.add('radiobutton', undefined, 'ចំកណ្ដាល (Center-Left)');
    radBoth.value = true;

    // 4. Options ទាំង ៥
    var pnlOpts = dlg.add('panel', undefined, '៤. ជ្រើសរើសព័ត៌មានបង្ហាញលើ Label');
    pnlOpts.alignChildren = 'left';
    pnlOpts.margins = 12;

    var chkSize     = pnlOpts.add('checkbox', undefined, '១. យកខ្នាតរបស់ហ្វាល (cm)');
    var chkDpi      = pnlOpts.add('checkbox', undefined, '២. យក Resolution (DPI)');
    var chkFileName = pnlOpts.add('checkbox', undefined, '៣. យកឈ្មោះដើមរបស់ហ្វាល');
    var chkDate     = pnlOpts.add('checkbox', undefined, '៤. យកថ្ងៃខែឆ្នាំ (06-Aug-2026)');

    chkSize.value = true;
    chkDpi.value = true;
    chkFileName.value = true;
    chkDate.value = true;

    // Option 5: សរសេរឈ្មោះហ្វាលថ្មី
    var grpCustom = pnlOpts.add('group');
    grpCustom.orientation = 'row';
    var chkCustom = grpCustom.add('checkbox', undefined, '៥. សរសេរឈ្មោះហ្វាលថ្មី:');
    var txtCustom = grpCustom.add('edittext', undefined, '');
    txtCustom.preferredSize = [180, 28];
    txtCustom.enabled = false;

    chkCustom.onClick = function() {
        txtCustom.enabled = chkCustom.value;
    };

    // Buttons
    var btnGroup = dlg.add('group');
    btnGroup.alignment = 'center';
    btnGroup.spacing = 15;
    var btnOk = btnGroup.add('button', undefined, 'យល់ព្រម (OK)', {name: 'ok'});
    var btnCancel = btnGroup.add('button', undefined, 'បោះបង់ (Cancel)', {name: 'cancel'});
    btnOk.preferredSize = [110, 32];
    btnCancel.preferredSize = [110, 32];

    // អនុវត្ត Font ច្បាស់ៗទៅលើ UI ទាំងមូល
    applyUIFont(dlg);

    if (dlg.show() !== 1) return;

    var fontSizeVal = parseFloat(txtFontSize.text) || 18;

    var fontColor = new SolidColor();
    if (radWhite.value) {
        fontColor.rgb.red = 255; fontColor.rgb.green = 255; fontColor.rgb.blue = 255;
    } else if (radRed.value) {
        fontColor.rgb.red = 255; fontColor.rgb.green = 0; fontColor.rgb.blue = 0;
    } else {
        fontColor.rgb.red = 0; fontColor.rgb.green = 0; fontColor.rgb.blue = 0;
    }

    var posOption = "BOTH";
    if (radTop.value) posOption = "TOP";
    if (radBottom.value) posOption = "BOTTOM";
    if (radCenter.value) posOption = "CENTER";

    var cfg = {
        fontSize: fontSizeVal,
        textColor: fontColor,
        posOption: posOption,
        incSize: chkSize.value,
        incDpi: chkDpi.value,
        incFileName: chkFileName.value,
        incDate: chkDate.value,
        incCustom: chkCustom.value,
        customText: txtCustom.text
    };

    processLeftBleed(doc, cfg);
}

function processLeftBleed(doc, cfg) {
    var origRuler = app.preferences.rulerUnits;
    var origType = app.preferences.typeUnits;

    app.preferences.rulerUnits = Units.CM;
    app.preferences.typeUnits = TypeUnits.POINTS;

    try {
        var origW = doc.width.value;
        var origH = doc.height.value;
        var imgDpi = Math.round(doc.resolution);

        var whiteColor = new SolidColor();
        whiteColor.rgb.red = 255; whiteColor.rgb.green = 255; whiteColor.rgb.blue = 255;
        app.backgroundColor = whiteColor;

        // 1. Expand Canvas 1cm Left
        var newW = origW + 1;
        doc.resizeCanvas(new UnitValue(newW, "cm"), new UnitValue(origH, "cm"), AnchorPosition.MIDDLERIGHT);

        // 2. Add White Background Layer
        var bgLayer = doc.artLayers.add();
        bgLayer.name = "Bleed Background (Left)";
        var bottomLayer = doc.layers[doc.layers.length - 1];
        if (bottomLayer !== bgLayer) {
            bgLayer.move(bottomLayer, ElementPlacement.PLACEBEFORE);
        }

        // Fill 1cm Left Area
        var selectionArea = [
            [new UnitValue(0, "cm"), new UnitValue(0, "cm")],
            [new UnitValue(1, "cm"), new UnitValue(0, "cm")],
            [new UnitValue(1, "cm"), new UnitValue(origH, "cm")],
            [new UnitValue(0, "cm"), new UnitValue(origH, "cm")]
        ];
        doc.selection.select(selectionArea);
        doc.selection.fill(whiteColor);
        doc.selection.deselect();

        // 3. Build Label String
        var textParts = [];

        if (cfg.incSize) {
            var wClean = Math.round(origW * 100) / 100;
            var hClean = Math.round(origH * 100) / 100;
            textParts.push(wClean + " x " + hClean + " cm");
        }

        if (cfg.incDpi) {
            textParts.push(imgDpi + "dpi");
        }

        if (cfg.incFileName) {
            var docName = doc.name.replace(/\.[^\.~]+$/, "");
            textParts.push(docName);
        }

        if (cfg.incCustom && cfg.customText !== "") {
            textParts.push(cfg.customText);
        }

        if (cfg.incDate) {
            var today = new Date();
            var dd = String(today.getDate());
            if (dd.length < 2) dd = '0' + dd;
            var months = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"];
            var mmm = months[today.getMonth()];
            var yyyy = today.getFullYear();
            textParts.push(dd + "-" + mmm + "-" + yyyy);
        }

        var fullText = textParts.join(" - ");
        if (fullText === "") fullText = "Bleed 1cm";

        // 4. Create and Align Text Layer
        function createAndAlignText(layerName, alignType) {
            var textLayer = doc.artLayers.add();
            textLayer.kind = LayerKind.TEXT;
            textLayer.name = layerName;

            var textItem = textLayer.textItem;
            textItem.contents = fullText;
            textItem.size = cfg.fontSize;
            textItem.color = cfg.textColor;
            textItem.justification = Justification.CENTER;

            textItem.position = [new UnitValue(0.5, "cm"), new UnitValue(origH / 2, "cm")];
            textLayer.rotate(-90, AnchorPosition.MIDDLECENTER);

            var b = textLayer.bounds;
            var curX = (b[0].value + b[2].value) / 2;
            var targetCenterX = 0.5;
            var deltaX = targetCenterX - curX;
            var deltaY = 0;

            var margin = 1.5;

            if (alignType === "TOP") {
                var curTop = b[1].value;
                deltaY = margin - curTop;
            } else if (alignType === "BOTTOM") {
                var curBottom = b[3].value;
                deltaY = (origH - margin) - curBottom;
            } else if (alignType === "CENTER") {
                var curCenterY = (b[1].value + b[3].value) / 2;
                deltaY = (origH / 2) - curCenterY;
            }

            textLayer.translate(new UnitValue(deltaX, "cm"), new UnitValue(deltaY, "cm"));
        }

        if (cfg.posOption === "TOP") {
            createAndAlignText("Bleed Info (Top-Left)", "TOP");
        } else if (cfg.posOption === "BOTTOM") {
            createAndAlignText("Bleed Info (Bottom-Left)", "BOTTOM");
        } else if (cfg.posOption === "CENTER") {
            createAndAlignText("Bleed Info (Center)", "CENTER");
        } else if (cfg.posOption === "BOTH") {
            createAndAlignText("Bleed Info (Top-Left)", "TOP");
            createAndAlignText("Bleed Info (Bottom-Left)", "BOTTOM");
        }

    } catch (err) {
        alert("Error: " + err.message);
    } finally {
        app.preferences.rulerUnits = origRuler;
        app.preferences.typeUnits = origType;
    }
}

showBleedDialog();