示例#1
0
文件: drawing.py 项目: sahwar/trufont
def drawGlyphAnchors(painter,
                     glyph,
                     scale,
                     drawAnchors=True,
                     drawSelection=True,
                     drawText=True,
                     color=None):
    if not glyph.anchors:
        return
    if color is None:
        color = defaultColor("glyphAnchor")
    fallbackColor = color
    anchorSize = 9 * scale
    selectedAnchorSize = 11 * scale
    for anchor in glyph.anchors:
        if anchor.color is not None:
            color = colorToQColor(anchor.color)
        else:
            color = fallbackColor
        x, y = anchor.x, anchor.y
        name = anchor.name
        painter.save()
        if drawAnchors:
            if drawSelection and anchor.selected:
                size = selectedAnchorSize
            else:
                size = anchorSize
            path = lozengePath(x, y, size)
            painter.fillPath(path, color)
        if drawText and name and drawSelection and anchor.selected:
            painter.setPen(color)
            # TODO: we're using + before we shift to top, ideally this should
            # be abstracted w drawTextAtPoint taking a dy parameter that will
            # offset the drawing region from origin regardless of whether we
            # are aligning to top or bottom.
            y += 6 * scale
            drawTextAtPoint(painter,
                            name,
                            x,
                            y,
                            scale,
                            xAlign="center",
                            yAlign="top")
        painter.restore()
示例#2
0
文件: drawing.py 项目: sahwar/trufont
def drawGlyphPoints(painter,
                    glyph,
                    scale,
                    drawStartPoints=True,
                    drawOnCurves=True,
                    drawOffCurves=True,
                    drawCoordinates=False,
                    drawSelection=True,
                    drawBluesMarkers=True,
                    onCurveColor=None,
                    onCurveSmoothColor=None,
                    offCurveColor=None,
                    otherColor=None,
                    backgroundColor=None):
    if onCurveColor is None:
        onCurveColor = defaultColor("glyphOnCurvePoints")
    if onCurveSmoothColor is None:
        onCurveSmoothColor = defaultColor("glyphOnCurveSmoothPoints")
    if offCurveColor is None:
        offCurveColor = defaultColor("glyphOffCurvePoints")
    if otherColor is None:
        otherColor = defaultColor("glyphOtherPoints")
    if backgroundColor is None:
        backgroundColor = defaultColor("background")
    bluesMarkerColor = defaultColor("glyphBluesMarker")
    notchColor = defaultColor("glyphContourStroke").lighter(200)
    # get the outline data
    outlineData = glyph.getRepresentation("defconQt.OutlineInformation")
    points = []
    # blue zones markers
    if drawBluesMarkers and drawOnCurves:
        font = glyph.font
        blues = []
        if font.info.postscriptBlueValues:
            blues += font.info.postscriptBlueValues
        if font.info.postscriptOtherBlues:
            blues += font.info.postscriptOtherBlues
        if blues:
            blues_ = set(blues)
            size = 13 * scale
            selectedSize = 15 * scale
            snapSize = 17 * scale
            selectedSnapSize = 20 * scale
            painter.save()
            pen = painter.pen()
            pen.setColor(QColor(255, 255, 255, 125))
            pen.setWidth(0)
            painter.setPen(pen)
            for point in outlineData["onCurvePoints"]:
                x, y = point["point"]
                # TODO: we could add a non-overlapping interval tree special
                # cased for borders
                selected = drawSelection and point.get("selected", False)
                if selected:
                    size_ = selectedSize
                    snapSize_ = selectedSnapSize
                else:
                    size_ = size
                    snapSize_ = snapSize
                for yMin, yMax in zip(blues[::2], blues[1::2]):
                    if not (y >= yMin and y <= yMax):
                        continue
                    # if yMin > 0 and y == yMin or yMin <= 0 and y == yMax:
                    if y in blues_:
                        path = lozengePath(x, y, snapSize_)
                    else:
                        path = ellipsePath(x, y, size_)
                    painter.fillPath(path, bluesMarkerColor)
                    painter.drawPath(path)
            painter.restore()
    # handles
    if drawOffCurves and outlineData["offCurvePoints"]:
        painter.save()
        painter.setPen(otherColor)
        for x1, y1, x2, y2 in outlineData["bezierHandles"]:
            drawLine(painter, x1, y1, x2, y2)
        painter.restore()
    # on curve
    if drawOnCurves and outlineData["onCurvePoints"]:
        size = 6.5 * scale
        selectedSize = 8.5 * scale
        smoothSize = 8 * scale
        selectedSmoothSize = 10 * scale
        startSize = 7 * scale
        selectedStartSize = 9 * scale
        loneStartSize = 12 * scale
        selectedLoneStartSize = 14 * scale
        painter.save()
        notchPath = QPainterPath()
        paths = (QPainterPath(), QPainterPath())
        smoothPaths = (QPainterPath(), QPainterPath())
        for point in outlineData["onCurvePoints"]:
            x, y = point["point"]
            points.append((x, y))
            # notch
            if "smoothAngle" in point:
                angle = point["smoothAngle"]
                t = Identity.rotate(angle)
                x1, y1 = t.transformPoint((-1.35 * scale, 0))
                x2, y2 = -x1, -y1
                x1 += x
                y1 += y
                x2 += x
                y2 += y
                notchPath.moveTo(x1, y1)
                notchPath.lineTo(x2, y2)
            # points
            selected = drawSelection and point.get("selected", False)
            if selected:
                size_ = selectedSize
                smoothSize_ = selectedSmoothSize
                startSize_ = selectedStartSize
                loneStartSize_ = selectedLoneStartSize
            else:
                size_ = size
                smoothSize_ = smoothSize
                startSize_ = startSize
                loneStartSize_ = loneStartSize
            if drawStartPoints and "startPointAngle" in point:
                angle = point["startPointAngle"]
                if angle is not None:
                    pointPath = trianglePath(x, y, startSize_, angle)
                else:
                    pointPath = ellipsePath(x, y, loneStartSize_)
            elif point["smooth"]:
                pointPath = ellipsePath(x, y, smoothSize_)
            else:
                pointPath = rectanglePath(x, y, size_)
            # store the path
            if point["smooth"]:
                smoothPaths[selected].addPath(pointPath)
            else:
                paths[selected].addPath(pointPath)
        path, selectedPath = paths
        smoothPath, selectedSmoothPath = smoothPaths
        # fill
        selectedPath.setFillRule(Qt.WindingFill)
        selectedSmoothPath.setFillRule(Qt.WindingFill)
        painter.fillPath(selectedPath, onCurveColor)
        painter.fillPath(selectedSmoothPath, onCurveSmoothColor)
        # stroke
        pen = QPen(onCurveColor)
        pen.setWidthF(1.2 * scale)
        painter.setPen(pen)
        painter.drawPath(path)
        pen.setColor(onCurveSmoothColor)
        painter.setPen(pen)
        painter.drawPath(smoothPath)
        # notch
        pen.setColor(notchColor)
        pen.setWidth(0)
        painter.setPen(pen)
        painter.drawPath(notchPath)
        painter.restore()
    # off curve
    if drawOffCurves and outlineData["offCurvePoints"]:
        # points
        offSize = 4.25 * scale
        selectedOffSize = 6.75 * scale
        path = QPainterPath()
        selectedPath = QPainterPath()
        selectedPath.setFillRule(Qt.WindingFill)
        for point in outlineData["offCurvePoints"]:
            x, y = point["point"]
            selected = drawSelection and point.get("selected", False)
            if selected:
                offSize_ = selectedOffSize
            else:
                offSize_ = offSize
            pointPath = ellipsePath(x, y, offSize_)
            if selected:
                selectedPath.addPath(pointPath)
            else:
                path.addPath(pointPath)
        pen = QPen(offCurveColor)
        pen.setWidthF(2.5 * scale)
        painter.save()
        painter.setPen(pen)
        painter.drawPath(path)
        painter.fillPath(path, QBrush(backgroundColor))
        painter.fillPath(selectedPath, QBrush(offCurveColor.lighter(135)))
        painter.restore()
    # coordinates
    if drawCoordinates:
        painter.save()
        painter.setPen(otherColor)
        font = painter.font()
        font.setPointSize(7)
        painter.setFont(font)
        for x, y in points:
            posX = x
            # TODO: We use + here because we align on top. Consider abstracting
            # yOffset.
            posY = y + 6 * scale
            x = round(x, 1)
            if int(x) == x:
                x = int(x)
            y = round(y, 1)
            if int(y) == y:
                y = int(y)
            text = "%d  %d" % (x, y)
            drawTextAtPoint(painter,
                            text,
                            posX,
                            posY,
                            scale,
                            xAlign="center",
                            yAlign="top")
        painter.restore()