Examples with Rect2i org.terasology.math.geom.Rect2i used on opensource projects

Example 41 with Rect2i

use of org.terasology.math.geom.Rect2i in project Terasology by MovingBlocks.

the class UIDoubleSlider method drawTicker.

private void drawTicker(Canvas canvas, String part, Binding<Float> value, InteractionListener tickerListener, boolean rightTicker) {
    canvas.setPart(part);
    String display = String.format("%." + precision + "f", value.get());
    int tickerWidth = canvas.getCurrentStyle().getFont().getWidth(formatString);
    tickerWidth += canvas.getCurrentStyle().getMargin().getTotalWidth();
    sliderWidth = canvas.size().x - tickerWidth * 2;
    int drawLocation = pixelOffsetFor(value.get(), sliderWidth);
    if (rightTicker) {
        drawLocation += tickerWidth;
    }
    Rect2i tickerRegion = Rect2i.createFromMinAndSize(drawLocation, 0, tickerWidth, canvas.size().y);
    try (SubRegion ignored = canvas.subRegion(tickerRegion, false)) {
        canvas.drawBackground();
        canvas.drawText(display);
        if (isEnabled()) {
            canvas.addInteractionRegion(tickerListener);
        }
    }
}

Example 42 with Rect2i

use of org.terasology.math.geom.Rect2i in project Terasology by MovingBlocks.

the class UIDropdownScrollable method createNoScrollItems.

/**
 * Located in the onDraw method, this draws the menu items when the scrollbar is unnecessary.
 *
 * @param canvas     {@link Canvas} from the onDraw method.
 * @param itemMargin Margin around every menu item.
 * @param itemHeight Height per menu item.
 */
private void createNoScrollItems(Canvas canvas, Border itemMargin, int itemHeight) {
    for (int i = 0; i < optionListeners.size(); ++i) {
        readItemMouseOver(canvas, i);
        Rect2i itemRegion = Rect2i.createFromMinAndSize(0, canvas.size().y + itemHeight * i, canvas.size().x, itemHeight);
        drawItem(canvas, itemMargin, i, itemRegion);
    }
}

Example 43 with Rect2i

use of org.terasology.math.geom.Rect2i in project Terasology by MovingBlocks.

the class UIDropdownScrollable method createScrollbarItems.

/**
 * Located in the onDraw method, this draws the menu items with a scrollbar.
 *
 * @param canvas     {@link Canvas} from the onDraw method.
 * @param frame      Menu frame.
 * @param font       {@link Font} used in the menu.
 * @param itemMargin Margin around every menu item.
 * @param height     Total menu height.
 * @param itemHeight Height per menu item.
 */
private void createScrollbarItems(Canvas canvas, Rect2i frame, Font font, Border itemMargin, int height, int itemHeight) {
    // Scrollable Area
    Rect2i scrollableArea = Rect2i.createFromMinAndSize(0, canvas.size().y, canvas.size().x, height - itemMargin.getBottom());
    // Scrollbar Measurement
    int scrollbarWidth = canvas.calculateRestrictedSize(verticalBar, new Vector2i(canvas.size().x, canvas.size().y)).x;
    int scrollbarHeight = frame.size().y - itemMargin.getTop();
    int availableWidth = frame.size().x - scrollbarWidth;
    int scrollbarXPos = availableWidth - itemMargin.getRight();
    int scrollbarYPos = itemMargin.getTotalHeight() * 2 + font.getLineHeight();
    // Draw Scrollbar
    Rect2i scrollbarRegion = Rect2i.createFromMinAndSize(scrollbarXPos, scrollbarYPos, scrollbarWidth, scrollbarHeight);
    canvas.drawWidget(verticalBar, scrollbarRegion);
    // Set the range of Scrollbar
    float maxVertBarDesired = itemHeight * (optionListeners.size() - visibleOptionsNum - 0.5f) + itemMargin.getBottom();
    verticalBar.setRange((int) maxVertBarDesired);
    for (int i = 0; i < optionListeners.size(); ++i) {
        readItemMouseOver(canvas, i);
        Rect2i itemRegion = Rect2i.createFromMinAndSize(0, itemHeight * i - verticalBar.getValue(), availableWidth, itemHeight);
        // If outside location, then hide
        try (SubRegion ignored = canvas.subRegion(scrollableArea, true)) {
            drawItem(canvas, itemMargin, i, itemRegion);
        }
    }
}

Example 44 with Rect2i

use of org.terasology.math.geom.Rect2i in project Terasology by MovingBlocks.

the class UIIconBar method onDraw.

@Override
public void onDraw(Canvas canvas) {
    canvas.setPart(ICON_PART);
    if (icon != null && getMaxValue() > 0) {
        Vector2i iconSize = getIconSize(canvas);
        float ratio = maxIcons * getValue() / getMaxValue();
        int fullIcons = TeraMath.floorToInt(ratio);
        boolean halfIcon = false;
        if (ratio - fullIcons >= 0.5f) {
            fullIcons++;
        } else if (ratio - fullIcons > 0) {
            halfIcon = true;
        }
        Vector2i offset = new Vector2i();
        for (int i = 0; i < maxIcons; ++i) {
            Rect2i iconRegion = Rect2i.createFromMinAndSize(offset, iconSize);
            canvas.drawBackground(iconRegion);
            if (ratio - i >= 0.5f) {
                canvas.drawTexture(icon, iconRegion);
            } else if (ratio - i > 0f) {
                switch(halfIconMode) {
                    case SHRINK:
                        Vector2i halfSize = new Vector2i(iconSize);
                        halfSize.x /= 2;
                        halfSize.y /= 2;
                        canvas.drawTexture(icon, Rect2i.createFromMinAndSize(new Vector2i(offset.x + halfSize.x / 2, offset.y + halfSize.y / 2), halfSize));
                        break;
                    case SPLIT:
                        canvas.drawTextureRaw(icon, Rect2i.createFromMinAndSize(offset, new Vector2i(iconSize.x / 2, iconSize.y)), ScaleMode.STRETCH, 0f, 0f, (float) (iconSize.x / 2) / iconSize.x, 1.0f);
                        break;
                    default:
                        canvas.drawTexture(icon, iconRegion);
                        break;
                }
            }
            offset.x += iconSize.x + spacing;
            if (offset.x + iconSize.x > canvas.size().x) {
                offset.x = 0;
                offset.y += iconSize.y + spacing;
            }
        }
    }
}

Example 45 with Rect2i

use of org.terasology.math.geom.Rect2i in project Terasology by MovingBlocks.

the class UIRadialRing method initialise.

private void initialise(Canvas canvas) {
    final double circleToSquare = 0.707106781;
    Rect2i region = canvas.getRegion();
    int sectionWidth = region.width() / 4;
    double offset = sectionWidth * 1.5;
    radius = sectionWidth * 2;
    sectionAngle = (Math.PI * 2) / sections.size();
    int infoSquareSize = (int) (radius * circleToSquare);
    int sectionSquareSize = (int) (sectionWidth * circleToSquare);
    Rect2i infoRegion = Rect2i.createFromMinAndSize(sectionWidth + infoSquareSize / 4, sectionWidth + infoSquareSize / 4, infoSquareSize, infoSquareSize);
    for (int i = 0; i < sections.size(); i++) {
        sections.get(i).setDrawRegion(Rect2i.createFromMinAndSize((int) (Math.cos(i * sectionAngle + sectionAngle / 2) * offset + sectionWidth * 1.5), (int) (Math.sin(i * sectionAngle + sectionAngle / 2) * offset + sectionWidth * 1.5), sectionWidth, sectionWidth));
        sections.get(i).setInnerRegion(Rect2i.createFromMinAndSize((int) (Math.cos(i * sectionAngle + sectionAngle / 2) * offset + sectionWidth * 1.5 + sectionSquareSize / 4), (int) (Math.sin(i * sectionAngle + sectionAngle / 2) * offset + sectionWidth * 1.5 + sectionSquareSize / 4), sectionSquareSize, sectionSquareSize));
        sections.get(i).setInfoRegion(infoRegion);
    }
}