Ejemplo n.º 1
0
            internal void OnGenerateVisualContent(MeshGenerationContext mgc)
            {
                // When this is used, we can get rid of the content.text trick and use mask char directly in the text to print
                if (touchScreenTextField)
                {
                    var touchScreenEditor = editorEventHandler as TouchScreenTextEditorEventHandler;
                    if (touchScreenEditor != null && editorEngine.keyboardOnScreen != null)
                    {
                        UpdateText(CullString(editorEngine.keyboardOnScreen.text));

                        if (editorEngine.keyboardOnScreen.status != TouchScreenKeyboard.Status.Visible)
                        {
                            editorEngine.keyboardOnScreen = null;
                            GUI.changed = true;
                        }
                    }

                    // if we use system keyboard we will have normal text returned (hiding symbols is done inside os)
                    // so before drawing make sure we hide them ourselves
                    string drawText = text;
                    if (touchScreenEditor != null && !string.IsNullOrEmpty(touchScreenEditor.secureText))
                    {
                        drawText = "".PadRight(touchScreenEditor.secureText.Length, maskChar);
                    }

                    text = drawText;
                }
                else
                {
                    if (!hasFocus)
                    {
                        mgc.Text(MeshGenerationContextUtils.TextParams.MakeStyleBased(this, text), m_TextHandle);
                    }
                    else
                    {
                        DrawWithTextSelectionAndCursor(mgc, text);
                    }
                }
            }
Ejemplo n.º 2
0
            internal void DrawWithTextSelectionAndCursor(MeshGenerationContext mgc, string newText)
            {
                var playmodeTintColor = panel.contextType == ContextType.Editor
                    ? UIElementsUtility.editorPlayModeTintColor
                    : Color.white;

                var keyboardTextEditor = editorEventHandler as KeyboardTextEditorEventHandler;

                if (keyboardTextEditor == null)
                {
                    return;
                }

                keyboardTextEditor.PreDrawCursor(newText);

                int  cursorIndex   = editorEngine.cursorIndex;
                int  selectIndex   = editorEngine.selectIndex;
                Rect localPosition = editorEngine.localPosition;
                var  scrollOffset  = editorEngine.scrollOffset;

                float textScaling = TextHandle.ComputeTextScaling(worldTransform, GUIUtility.pixelsPerPoint);

                var textParams = MeshGenerationContextUtils.TextParams.MakeStyleBased(this, text);

                textParams.text          = " ";
                textParams.wordWrapWidth = 0.0f;
                textParams.wordWrap      = false;

                float lineHeight = m_TextHandle.ComputeTextHeight(textParams, textScaling);

                float wordWrapWidth = 0.0f;

                // Make sure to take into account the word wrap style...
                if (editorEngine.multiline && (resolvedStyle.whiteSpace == WhiteSpace.Normal))
                {
                    wordWrapWidth = contentRect.width;

                    // Since the wrapping is enabled, there is no need to offset the text... It will always fit the space on screen !
                    scrollOffset = Vector2.zero;
                }

                GUIUtility.compositionCursorPos = editorEngine.graphicalCursorPos - scrollOffset +
                                                  new Vector2(localPosition.x, localPosition.y + lineHeight);

                Color drawCursorColor = cursorColor;

                int selectionEndIndex = string.IsNullOrEmpty(GUIUtility.compositionString)
                    ? selectIndex
                    : cursorIndex + GUIUtility.compositionString.Length;

                CursorPositionStylePainterParameters cursorParams;

                // Draw highlighted section, if any
                if ((cursorIndex != selectionEndIndex) && !isDragging)
                {
                    int min = cursorIndex < selectionEndIndex ? cursorIndex : selectionEndIndex;
                    int max = cursorIndex > selectionEndIndex ? cursorIndex : selectionEndIndex;

                    cursorParams               = CursorPositionStylePainterParameters.GetDefault(this, text);
                    cursorParams.text          = editorEngine.text;
                    cursorParams.wordWrapWidth = wordWrapWidth;
                    cursorParams.cursorIndex   = min;

                    Vector2 minPos = m_TextHandle.GetCursorPosition(cursorParams, textScaling);

                    cursorParams.cursorIndex = max;
                    Vector2 maxPos = m_TextHandle.GetCursorPosition(cursorParams, textScaling);

                    minPos -= scrollOffset;
                    maxPos -= scrollOffset;

                    if (Mathf.Approximately(minPos.y, maxPos.y))
                    {
                        mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams()
                        {
                            rect              = new Rect(minPos.x, minPos.y, maxPos.x - minPos.x, lineHeight),
                            color             = selectionColor,
                            playmodeTintColor = playmodeTintColor
                        });
                    }
                    else
                    {
                        // Draw first line
                        mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams()
                        {
                            rect              = new Rect(minPos.x, minPos.y, contentRect.xMax - minPos.x, lineHeight),
                            color             = selectionColor,
                            playmodeTintColor = playmodeTintColor
                        });

                        var inbetweenHeight = (maxPos.y - minPos.y) - lineHeight;
                        if (inbetweenHeight > 0f)
                        {
                            // Draw all lines in-between
                            mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams()
                            {
                                rect              = new Rect(contentRect.xMin, minPos.y + lineHeight, contentRect.width, inbetweenHeight),
                                color             = selectionColor,
                                playmodeTintColor = playmodeTintColor
                            });
                        }

                        // Draw last line if not empty
                        if (maxPos.x != contentRect.x)
                        {
                            mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams()
                            {
                                rect              = new Rect(contentRect.xMin, maxPos.y, maxPos.x, lineHeight),
                                color             = selectionColor,
                                playmodeTintColor = playmodeTintColor
                            });
                        }
                    }
                }

                // Draw the text with the scroll offset
                if (!string.IsNullOrEmpty(editorEngine.text) && contentRect.width > 0.0f && contentRect.height > 0.0f)
                {
                    textParams      = MeshGenerationContextUtils.TextParams.MakeStyleBased(this, text);
                    textParams.rect = new Rect(contentRect.x - scrollOffset.x, contentRect.y - scrollOffset.y, contentRect.width + scrollOffset.x, contentRect.height + scrollOffset.y);
                    textParams.text = editorEngine.text;

                    mgc.Text(textParams, m_TextHandle);
                }

                // Draw the cursor
                if (!isReadOnly && !isDragging)
                {
                    if (cursorIndex == selectionEndIndex && computedStyle.unityFont.value != null)
                    {
                        cursorParams               = CursorPositionStylePainterParameters.GetDefault(this, text);
                        cursorParams.text          = editorEngine.text;
                        cursorParams.wordWrapWidth = wordWrapWidth;
                        cursorParams.cursorIndex   = cursorIndex;

                        Vector2 cursorPosition = m_TextHandle.GetCursorPosition(cursorParams, textScaling);
                        cursorPosition -= scrollOffset;
                        mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
                        {
                            rect              = new Rect(cursorPosition.x, cursorPosition.y, 1f, lineHeight),
                            color             = drawCursorColor,
                            playmodeTintColor = playmodeTintColor
                        });
                    }

                    // Draw alternate cursor, if any
                    if (editorEngine.altCursorPosition != -1)
                    {
                        cursorParams               = CursorPositionStylePainterParameters.GetDefault(this, text);
                        cursorParams.text          = editorEngine.text.Substring(0, editorEngine.altCursorPosition);
                        cursorParams.wordWrapWidth = wordWrapWidth;
                        cursorParams.cursorIndex   = editorEngine.altCursorPosition;

                        Vector2 altCursorPosition = m_TextHandle.GetCursorPosition(cursorParams, textScaling);
                        altCursorPosition -= scrollOffset;
                        mgc.Rectangle(new MeshGenerationContextUtils.RectangleParams
                        {
                            rect              = new Rect(altCursorPosition.x, altCursorPosition.y, 1f, lineHeight),
                            color             = drawCursorColor,
                            playmodeTintColor = playmodeTintColor
                        });
                    }
                }

                keyboardTextEditor.PostDrawCursor();
            }