Examples with TextLayoutHitInfo g4p_controls.StyledString.TextLayoutHitInfo used on opensource projects

Example 6 with TextLayoutHitInfo

use of g4p_controls.StyledString.TextLayoutHitInfo in project hid-serial by rayshobby.

the class GTextField method mouseEvent.

public void mouseEvent(MouseEvent event) {
    if (!visible || !enabled || !available)
        return;
    calcTransformedOrigin(winApp.mouseX, winApp.mouseY);
    // Remove translation
    ox -= tx;
    // Remove translation
    oy -= ty;
    currSpot = whichHotSpot(ox, oy);
    if (currSpot == 1 || focusIsWith == this)
        cursorIsOver = this;
    else if (cursorIsOver == this)
        cursorIsOver = null;
    switch(event.getAction()) {
        case MouseEvent.PRESS:
            if (currSpot == 1) {
                if (focusIsWith != this && z >= focusObjectZ()) {
                    keepCursorInView = true;
                    takeFocus();
                }
                dragging = false;
                if (stext == null || stext.length() == 0) {
                    stext = new StyledString(" ", wrapWidth);
                    stext.getLines(buffer.g2);
                }
                endTLHI = stext.calculateFromXY(buffer.g2, ox + ptx, oy + pty);
                startTLHI = new TextLayoutHitInfo(endTLHI);
                calculateCaretPos(endTLHI);
                bufferInvalid = true;
            } else {
                // Not over this control so if we have focus loose it
                if (focusIsWith == this)
                    loseFocus(null);
            }
            break;
        case MouseEvent.RELEASE:
            dragging = false;
            bufferInvalid = true;
            break;
        case MouseEvent.DRAG:
            if (focusIsWith == this) {
                keepCursorInView = true;
                dragging = true;
                endTLHI = stext.calculateFromXY(buffer.g2, ox + ptx, oy + pty);
                calculateCaretPos(endTLHI);
                fireEvent(this, GEvent.SELECTION_CHANGED);
                bufferInvalid = true;
            }
            break;
    }
}

Example 7 with TextLayoutHitInfo

use of g4p_controls.StyledString.TextLayoutHitInfo in project hid-serial by rayshobby.

the class GEditableTextControl method getSelectedText.

/**
	 * Get the text that has been selected (highlighted) by the user. <br>
	 * @return the selected text without styling
	 */
public String getSelectedText() {
    if (!hasSelection())
        return "";
    TextLayoutHitInfo startSelTLHI;
    TextLayoutHitInfo endSelTLHI;
    if (endTLHI.compareTo(startTLHI) == -1) {
        startSelTLHI = endTLHI;
        endSelTLHI = startTLHI;
    } else {
        startSelTLHI = startTLHI;
        endSelTLHI = endTLHI;
    }
    int ss = startSelTLHI.tli.startCharIndex + startSelTLHI.thi.getInsertionIndex();
    int ee = endSelTLHI.tli.startCharIndex + endSelTLHI.thi.getInsertionIndex();
    String s = stext.getPlainText().substring(ss, ee);
    return s;
}

Example 8 with TextLayoutHitInfo

use of g4p_controls.StyledString.TextLayoutHitInfo in project hid-serial by rayshobby.

the class GEditableTextControl method setSelectedTextStyle.

/**
	 * If some text has been selected then set the style. If there is no selection then 
	 * the text is unchanged.
	 * 
	 * 
	 * @param style
	 */
public void setSelectedTextStyle(TextAttribute style, Object value) {
    if (!hasSelection())
        return;
    TextLayoutHitInfo startSelTLHI;
    TextLayoutHitInfo endSelTLHI;
    if (endTLHI.compareTo(startTLHI) == -1) {
        startSelTLHI = endTLHI;
        endSelTLHI = startTLHI;
    } else {
        startSelTLHI = startTLHI;
        endSelTLHI = endTLHI;
    }
    int ss = startSelTLHI.tli.startCharIndex + startSelTLHI.thi.getInsertionIndex();
    int ee = endSelTLHI.tli.startCharIndex + endSelTLHI.thi.getInsertionIndex();
    stext.addAttribute(style, value, ss, ee);
    // We have modified the text style so the end of the selection may have
    // moved, so it needs to be recalculated. The start will be unaffected.
    stext.getLines(buffer.g2);
    endSelTLHI.tli = stext.getTLIforCharNo(ee);
    int cn = ee - endSelTLHI.tli.startCharIndex;
    if (// start of line
    cn == 0)
        endSelTLHI.thi = endSelTLHI.tli.layout.getNextLeftHit(1);
    else
        endSelTLHI.thi = endSelTLHI.tli.layout.getNextRightHit(cn - 1);
    bufferInvalid = true;
}

Example 9 with TextLayoutHitInfo

use of g4p_controls.StyledString.TextLayoutHitInfo in project hid-serial by rayshobby.

the class GEditableTextControl method loadText.

/**
	 * Load the styled string to be used by this control. <br>
	 * It will also restore any text selection saved with the text.
	 * 
	 * @param fname the name of the file to use
	 * @return true if loaded successfully else false
	 */
public boolean loadText(String fname) {
    StyledString ss = StyledString.load(winApp, fname);
    if (ss == null)
        return false;
    setStyledText(ss);
    // Now restore any text selection
    if (stext.startIdx >= 0) {
        // we have a selection
        // Selection starts at ...
        startTLHI = new TextLayoutHitInfo();
        startTLHI.tli = stext.getTLIforCharNo(stext.startIdx);
        int pInLayout = stext.startIdx - startTLHI.tli.startCharIndex;
        if (pInLayout == 0)
            startTLHI.thi = startTLHI.tli.layout.getNextLeftHit(1);
        else
            startTLHI.thi = startTLHI.tli.layout.getNextRightHit(pInLayout - 1);
        // Selection ends at ...
        endTLHI = new TextLayoutHitInfo();
        endTLHI.tli = stext.getTLIforCharNo(stext.endIdx);
        pInLayout = stext.endIdx - endTLHI.tli.startCharIndex;
        if (pInLayout == 0)
            endTLHI.thi = endTLHI.tli.layout.getNextLeftHit(1);
        else
            endTLHI.thi = endTLHI.tli.layout.getNextRightHit(pInLayout - 1);
        calculateCaretPos(endTLHI);
    }
    bufferInvalid = true;
    return true;
}