From ce0437869c2a858fa6c05159281eeb0f999767ef Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=96=B9=E7=A3=8A?= <294531121@qq.com> Date: Tue, 13 Jul 2021 19:00:14 +0800 Subject: [PATCH] =?UTF-8?q?REPORT-54998=20=E5=AE=8C=E5=96=84=E4=BB=A3?= =?UTF-8?q?=E7=A0=81=E9=80=BB=E8=BE=91?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../java/com/fr/grid/GridMouseAdapter.java | 160 ++++++++---------- 1 file changed, 74 insertions(+), 86 deletions(-) diff --git a/designer-realize/src/main/java/com/fr/grid/GridMouseAdapter.java b/designer-realize/src/main/java/com/fr/grid/GridMouseAdapter.java index f09c34b07..7fb4af329 100644 --- a/designer-realize/src/main/java/com/fr/grid/GridMouseAdapter.java +++ b/designer-realize/src/main/java/com/fr/grid/GridMouseAdapter.java @@ -458,20 +458,15 @@ public class GridMouseAdapter implements MouseListener, MouseWheelListener, Mous java.awt.Rectangle startRec = cs.toRectangle(); ColumnRow currentMouseCell = GridUtils.getAdjustEventColumnRow_withresolution(reportPane, evtX, evtY, resolution); - if (startRec.contains(currentMouseCell.getColumn(), currentMouseCell.getRow())) { - grid.getDragRectangle().setBounds(startRec); - } else { - if (isOutECBlockPane(evtX, evtY)) { - return; - } - int xDistance = evtX - this.oldEvtX; - int yDistance = evtY - this.oldEvtY; - int dragDirection = calculateDragDirection(xDistance, yDistance); - grid.getDragRectangle().x = calculateDragRectangleX(currentMouseCell, startRec, dragDirection); - grid.getDragRectangle().y = calculateDragRectangleY(currentMouseCell, startRec, dragDirection); - grid.getDragRectangle().width = calculateDragRectangleWidth(currentMouseCell, startRec, dragDirection); - grid.getDragRectangle().height = calculateDragRectangleHeight(currentMouseCell, startRec, dragDirection); + if (isOutECBlockPane(evtX, evtY)) { + return; } + int xDistance = evtX - this.oldEvtX; + int yDistance = evtY - this.oldEvtY; + int dragDirection = calculateDragDirection(xDistance, yDistance); + ColumnRow realCell = calculateRealCell(currentMouseCell, startRec, dragDirection); + grid.getDragRectangle().setBounds(calculateDragRectangle(realCell, startRec, dragDirection)); + reportPane.ensureColumnRowVisible(currentMouseCell.getColumn() + 1, currentMouseCell.getRow() + 1); } @@ -491,97 +486,90 @@ public class GridMouseAdapter implements MouseListener, MouseWheelListener, Mous } } - private int calculateDragRectangleX(ColumnRow currentMouseCell, Rectangle startRec, int direction) { - int result = 0; + /** + * 计算当前十字标所在格子对应的真正参与计算拖拽边框的格子 + * @param currentMouseCell 当前鼠标所在的格子 + * @param startRec 起始格子 + * @param direction 拖拽方向 + * @return 当前十字标所在格子对应的真正参与计算拖拽边框的格子 + */ + private ColumnRow calculateRealCell(ColumnRow currentMouseCell, Rectangle startRec, int direction) { + ColumnRow realCell; switch(direction) { case DIRECTION_DOWN: case DIRECTION_UP: - case DIRECTION_RIGHT: - result = startRec.x; + realCell = ColumnRow.valueOf(startRec.x, currentMouseCell.row); break; - case DIRECTION_LEFT: - if (isInsideSelectedCell(currentMouseCell, startRec, direction)) { - result = startRec.x; - } else { - result = currentMouseCell.getColumn(); - } - break; - } - return result; - } - - private int calculateDragRectangleY(ColumnRow currentMouseCell, Rectangle startRec, int direction) { - int result = 0; - switch(direction) { case DIRECTION_RIGHT: case DIRECTION_LEFT: - case DIRECTION_DOWN: - result = startRec.y; + realCell = ColumnRow.valueOf(currentMouseCell.column, startRec.y); break; - case DIRECTION_UP: - if (isInsideSelectedCell(currentMouseCell, startRec, direction)) { - result = startRec.y; - } else { - result = currentMouseCell.getRow(); - } + default: + realCell = currentMouseCell; break; } - return result; + return realCell; } - private int calculateDragRectangleWidth(ColumnRow currentMouseCell, Rectangle startRec, int direction) { - int result = 0; - switch(direction) { - case DIRECTION_DOWN: - case DIRECTION_UP: - result = startRec.width; - break; - case DIRECTION_RIGHT: - result = currentMouseCell.getColumn() - startRec.x + 1; - break; - case DIRECTION_LEFT: - if (isInsideSelectedCell(currentMouseCell, startRec, direction)) { - result = startRec.width; - } else { - result = startRec.x - currentMouseCell.getColumn() + startRec.width; - } - break; + /** + * 计算拖拽的边框 + * @param realCell 当前十字标所在格子对应的真正参与计算拖拽边框的格子 + * @param startRec 起始格子 + * @param direction 拖拽方向 + * @return 拖拽的边框 + */ + private Rectangle calculateDragRectangle(ColumnRow realCell, Rectangle startRec, int direction) { + Rectangle rectangle = new Rectangle(); + if (startRec.contains(realCell.column, realCell.row)) { + rectangle.setBounds(startRec); + } else { + boolean clockWise = isClockWise(direction); + int x, y, width, height; + if (clockWise) { + x = startRec.x; + y = startRec.y; + width = Math.abs(realCell.column - startRec.x) + 1; // 加一是因为计算顺时针边框宽度或者高度的时候，没把realCell自身高度算进去 + height = Math.abs(realCell.row - startRec.y) + 1; + } else { + x = realCell.column; + y = realCell.row; + width = Math.abs(realCell.column - startRec.x) + startRec.width; + height = Math.abs(realCell.row - startRec.y) + startRec.height; + } + + // 上面的只计算了顺时针和逆时针的width，height，但是还要顺时针里面还要区分从左往右和从上往下，这里是用于修正 + boolean isHorizontal = isHorizontal(direction); + if (isHorizontal) { + height = startRec.height; // 水平方向，绘制的边框肯定就等于起始格子的高度 + } else { + width = startRec.width; // 垂直方向，绘制的边框肯定就等于起始给子的宽度 + } + rectangle.setBounds(x, y, width, height); } - return result; + return rectangle; } - private int calculateDragRectangleHeight(ColumnRow currentMouseCell, Rectangle startRec, int direction) { - int result = 0; - switch(direction) { - case DIRECTION_DOWN: - result = currentMouseCell.getRow() - startRec.y + 1; - break; - case DIRECTION_UP: - if (isInsideSelectedCell(currentMouseCell, startRec, direction)) { - result = startRec.y - currentMouseCell.getRow() + startRec.height; - } else { - result = startRec.height; - } - break; - case DIRECTION_RIGHT: - case DIRECTION_LEFT: - result = startRec.height; - break; - } - return result; + /** + * 判断拖拽方向是否是顺时针 从左往右，从上往下为顺时针，从右往左，从下往上为逆时针 + * @param direction 方向 + * @return 是否是顺时针 + */ + private boolean isClockWise(int direction) { + return direction == DIRECTION_DOWN || direction == DIRECTION_RIGHT; } - private boolean isOutECBlockPane(int evtX, int evtY) { - ElementCasePane reportPane = grid.getElementCasePane(); - if (reportPane instanceof ECBlockPane) { - return (evtY > reportPane.getBounds().height - ECBlockGap) || (evtX > reportPane.getBounds().width - ECBlockGap); - } - return true; + /** + * 判断拖拽方向是否为水平还是垂直 + * @param direction 方向 + * @return 是否为水平 + */ + private boolean isHorizontal(int direction) { + return direction == DIRECTION_RIGHT || direction == DIRECTION_LEFT; } - private boolean isInsideSelectedCell(ColumnRow currentMouseCell, Rectangle startRec, int direction) { - return (direction == DIRECTION_UP && currentMouseCell.getRow() >= startRec.y && currentMouseCell.getRow() < startRec.y + startRec.height) || - (direction == DIRECTION_LEFT && currentMouseCell.getColumn() >= startRec.x && currentMouseCell.getColumn() < startRec.x + startRec.width); + private boolean isOutECBlockPane(int evtX, int evtY) { + ElementCasePane reportPane = grid.getElementCasePane(); + return reportPane instanceof ECBlockPane && ((evtY > reportPane.getBounds().height - ECBlockGap) || (evtX > reportPane.getBounds().width - ECBlockGap)); } private void doShiftSelectCell(double evtX, double evtY) {