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Diffstat (limited to 'src/gui/base/widgets/scrollarea.cpp')
| -rw-r--r-- | src/gui/base/widgets/scrollarea.cpp | 597 |
1 files changed, 0 insertions, 597 deletions
diff --git a/src/gui/base/widgets/scrollarea.cpp b/src/gui/base/widgets/scrollarea.cpp deleted file mode 100644 index 3c830c239..000000000 --- a/src/gui/base/widgets/scrollarea.cpp +++ /dev/null @@ -1,597 +0,0 @@ -/* - * The ManaPlus Client - * Copyright (C) 2011-2014 The ManaPlus Developers - * - * This file is part of The ManaPlus Client. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -/* _______ __ __ __ ______ __ __ _______ __ __ - * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\ - * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / / - * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / / - * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / / - * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ / - * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/ - * - * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson - * - * - * Per Larsson a.k.a finalman - * Olof Naessén a.k.a jansem/yakslem - * - * Visit: http://guichan.sourceforge.net - * - * License: (BSD) - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name of Guichan nor the names of its contributors may - * be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED - * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * For comments regarding functions please see the header file. - */ - -#include "gui/base/widgets/scrollarea.hpp" - -#include "debug.h" - -namespace gcn -{ - ScrollArea::ScrollArea(const Widget2 *const widget) : - BasicContainer(widget), - MouseListener(), - mVScroll(0), - mHScroll(0), - mScrollbarWidth(12), - mHPolicy(SHOW_AUTO), - mVPolicy(SHOW_AUTO), - mVBarVisible(false), - mHBarVisible(false), - mUpButtonPressed(false), - mDownButtonPressed(false), - mLeftButtonPressed(false), - mRightButtonPressed(false), - mUpButtonScrollAmount(10), - mDownButtonScrollAmount(10), - mLeftButtonScrollAmount(10), - mRightButtonScrollAmount(10), - mIsVerticalMarkerDragged(false), - mIsHorizontalMarkerDragged(false), - mHorizontalMarkerDragOffset(0), - mVerticalMarkerDragOffset(0), - mOpaque(true) - { - addMouseListener(this); - } - - ScrollArea::ScrollArea(const Widget2 *const widget, - Widget *const content) : - BasicContainer(widget), - MouseListener(), - mVScroll(0), - mHScroll(0), - mScrollbarWidth(12), - mHPolicy(SHOW_AUTO), - mVPolicy(SHOW_AUTO), - mVBarVisible(false), - mHBarVisible(false), - mUpButtonPressed(false), - mDownButtonPressed(false), - mLeftButtonPressed(false), - mRightButtonPressed(false), - mUpButtonScrollAmount(10), - mDownButtonScrollAmount(10), - mLeftButtonScrollAmount(10), - mRightButtonScrollAmount(10), - mIsVerticalMarkerDragged(false), - mIsHorizontalMarkerDragged(false), - mHorizontalMarkerDragOffset(0), - mVerticalMarkerDragOffset(0), - mOpaque(true) - { - setContent(content); - addMouseListener(this); - } - - ScrollArea::ScrollArea(const Widget2 *const widget, - Widget *content, - ScrollPolicy hPolicy, - ScrollPolicy vPolicy) : - BasicContainer(widget), - MouseListener(), - mVScroll(0), - mHScroll(0), - mScrollbarWidth(12), - mHPolicy(hPolicy), - mVPolicy(vPolicy), - mVBarVisible(false), - mHBarVisible(false), - mUpButtonPressed(false), - mDownButtonPressed(false), - mLeftButtonPressed(false), - mRightButtonPressed(false), - mUpButtonScrollAmount(10), - mDownButtonScrollAmount(10), - mLeftButtonScrollAmount(10), - mRightButtonScrollAmount(10), - mIsVerticalMarkerDragged(false), - mIsHorizontalMarkerDragged(false), - mHorizontalMarkerDragOffset(0), - mVerticalMarkerDragOffset(0), - mOpaque(true) - { - setContent(content); - addMouseListener(this); - } - - ScrollArea::~ScrollArea() - { - setContent(nullptr); - } - - void ScrollArea::setContent(Widget* widget) - { - if (widget) - { - clear(); - add(widget); - widget->setPosition(0, 0); - } - else - { - clear(); - } - - checkPolicies(); - } - - Widget* ScrollArea::getContent() - { - if (!mWidgets.empty()) - return *mWidgets.begin(); - - return nullptr; - } - - void ScrollArea::setHorizontalScrollPolicy(ScrollPolicy hPolicy) - { - mHPolicy = hPolicy; - checkPolicies(); - } - - ScrollArea::ScrollPolicy ScrollArea::getHorizontalScrollPolicy() const - { - return mHPolicy; - } - - void ScrollArea::setVerticalScrollPolicy(ScrollPolicy vPolicy) - { - mVPolicy = vPolicy; - checkPolicies(); - } - - ScrollArea::ScrollPolicy ScrollArea::getVerticalScrollPolicy() const - { - return mVPolicy; - } - - void ScrollArea::setScrollPolicy(ScrollPolicy hPolicy, - ScrollPolicy vPolicy) - { - mHPolicy = hPolicy; - mVPolicy = vPolicy; - checkPolicies(); - } - - void ScrollArea::setVerticalScrollAmount(int vScroll) - { - const int max = getVerticalMaxScroll(); - - mVScroll = vScroll; - - if (vScroll > max) - mVScroll = max; - - if (vScroll < 0) - mVScroll = 0; - } - - int ScrollArea::getVerticalScrollAmount() const - { - return mVScroll; - } - - void ScrollArea::setHorizontalScrollAmount(int hScroll) - { - const int max = getHorizontalMaxScroll(); - - mHScroll = hScroll; - - if (hScroll > max) - mHScroll = max; - else if (hScroll < 0) - mHScroll = 0; - } - - int ScrollArea::getHorizontalScrollAmount() const - { - return mHScroll; - } - - void ScrollArea::setScrollAmount(int hScroll, int vScroll) - { - setHorizontalScrollAmount(hScroll); - setVerticalScrollAmount(vScroll); - } - - int ScrollArea::getHorizontalMaxScroll() - { - checkPolicies(); - - const Widget *const content = getContent(); - if (!content) - return 0; - - const int value = content->getWidth() - getChildrenArea().width + - 2 * content->getFrameSize(); - - if (value < 0) - return 0; - - return value; - } - - int ScrollArea::getVerticalMaxScroll() - { - checkPolicies(); - - const Widget *const content = getContent(); - if (!content) - return 0; - - int value; - - value = content->getHeight() - getChildrenArea().height + - 2 * content->getFrameSize(); - - if (value < 0) - return 0; - - return value; - } - - void ScrollArea::setScrollbarWidth(int width) - { - if (width > 0) - mScrollbarWidth = width; - } - - int ScrollArea::getScrollbarWidth() const - { - return mScrollbarWidth; - } - - void ScrollArea::mouseReleased(MouseEvent& mouseEvent) - { - mUpButtonPressed = false; - mDownButtonPressed = false; - mLeftButtonPressed = false; - mRightButtonPressed = false; - mIsHorizontalMarkerDragged = false; - mIsVerticalMarkerDragged = false; - - mouseEvent.consume(); - } - - void ScrollArea::draw(Graphics *graphics A_UNUSED) - { - } - - void ScrollArea::drawHBar(Graphics* graphics A_UNUSED) - { - } - - void ScrollArea::drawVBar(Graphics* graphics A_UNUSED) - { - } - - void ScrollArea::drawBackground(Graphics *graphics A_UNUSED) - { - } - - void ScrollArea::drawUpButton(Graphics* graphics A_UNUSED) - { - } - - void ScrollArea::drawDownButton(Graphics* graphics A_UNUSED) - { - } - - void ScrollArea::drawLeftButton(Graphics* graphics A_UNUSED) - { - } - - void ScrollArea::drawRightButton(Graphics* graphics A_UNUSED) - { - } - - void ScrollArea::drawVMarker(Graphics* graphics A_UNUSED) - { - } - - void ScrollArea::drawHMarker(Graphics* graphics A_UNUSED) - { - } - - void ScrollArea::logic() - { - BLOCK_START("ScrollArea::logic") - checkPolicies(); - - setVerticalScrollAmount(getVerticalScrollAmount()); - setHorizontalScrollAmount(getHorizontalScrollAmount()); - - Widget *const content = getContent(); - if (content) - { - const int frameSize = content->getFrameSize(); - content->setPosition(-mHScroll + frameSize, -mVScroll + frameSize); - content->logic(); - } - BLOCK_END("ScrollArea::logic") - } - - void ScrollArea::checkPolicies() - { - const int w = getWidth(); - const int h = getHeight(); - - mHBarVisible = false; - mVBarVisible = false; - - const Widget *const content = getContent(); - if (!content) - { - mHBarVisible = (mHPolicy == SHOW_ALWAYS); - mVBarVisible = (mVPolicy == SHOW_ALWAYS); - return; - } - - if (mHPolicy == SHOW_AUTO && - mVPolicy == SHOW_AUTO) - { - if (content->getWidth() <= w - && content->getHeight() <= h) - { - mHBarVisible = false; - mVBarVisible = false; - } - - if (content->getWidth() > w) - { - mHBarVisible = true; - } - - if ((content->getHeight() > h) - || (mHBarVisible && content->getHeight() - > h - mScrollbarWidth)) - { - mVBarVisible = true; - } - - if (mVBarVisible && content->getWidth() > w - mScrollbarWidth) - mHBarVisible = true; - - return; - } - - switch (mHPolicy) - { - case SHOW_NEVER: - mHBarVisible = false; - break; - - case SHOW_ALWAYS: - mHBarVisible = true; - break; - - case SHOW_AUTO: - if (mVPolicy == SHOW_NEVER) - { - mHBarVisible = (content->getWidth() > w); - } - else // (mVPolicy == SHOW_ALWAYS) - { - mHBarVisible = (content->getWidth() - > w - mScrollbarWidth); - } - break; - - default: - break; - } - - switch (mVPolicy) - { - case SHOW_NEVER: - mVBarVisible = false; - break; - - case SHOW_ALWAYS: - mVBarVisible = true; - break; - - case SHOW_AUTO: - if (mHPolicy == SHOW_NEVER) - { - mVBarVisible = (content->getHeight() > h); - } - else // (mHPolicy == SHOW_ALWAYS) - { - mVBarVisible = (content->getHeight() - > h - mScrollbarWidth); - } - break; - default: - break; - } - } - - Rect ScrollArea::getChildrenArea() - { - const Rect area = Rect(0, 0, - mVBarVisible ? (getWidth() - mScrollbarWidth) : getWidth(), - mHBarVisible ? (getHeight() - mScrollbarWidth) : getHeight()); - - if (area.width < 0 || area.height < 0) - return Rect(); - - return area; - } - - void ScrollArea::showWidgetPart(Widget* widget, Rect area) - { - const Widget *const content = getContent(); - if (widget != content) - return; - - BasicContainer::showWidgetPart(widget, area); - - setHorizontalScrollAmount(content->getFrameSize() - - content->getX()); - setVerticalScrollAmount(content->getFrameSize() - - content->getY()); - } - - Widget *ScrollArea::getWidgetAt(int x, int y) - { - if (getChildrenArea().isPointInRect(x, y)) - return getContent(); - - return nullptr; - } - - void ScrollArea::mouseWheelMovedUp(MouseEvent& mouseEvent) - { - if (mouseEvent.isConsumed()) - return; - - setVerticalScrollAmount(getVerticalScrollAmount() - - getChildrenArea().height / 8); - - mouseEvent.consume(); - } - - void ScrollArea::mouseWheelMovedDown(MouseEvent& mouseEvent) - { - if (mouseEvent.isConsumed()) - return; - - setVerticalScrollAmount(getVerticalScrollAmount() - + getChildrenArea().height / 8); - - mouseEvent.consume(); - } - - void ScrollArea::setWidth(int width) - { - Widget::setWidth(width); - checkPolicies(); - } - - void ScrollArea::setHeight(int height) - { - Widget::setHeight(height); - checkPolicies(); - } - - void ScrollArea::setDimension(const Rect& dimension) - { - Widget::setDimension(dimension); - checkPolicies(); - } - - void ScrollArea::setLeftButtonScrollAmount(int amount) - { - mLeftButtonScrollAmount = amount; - } - - void ScrollArea::setRightButtonScrollAmount(int amount) - { - mRightButtonScrollAmount = amount; - } - - void ScrollArea::setUpButtonScrollAmount(int amount) - { - mUpButtonScrollAmount = amount; - } - - void ScrollArea::setDownButtonScrollAmount(int amount) - { - mDownButtonScrollAmount = amount; - } - - int ScrollArea::getLeftButtonScrollAmount() const - { - return mLeftButtonScrollAmount; - } - - int ScrollArea::getRightButtonScrollAmount() const - { - return mRightButtonScrollAmount; - } - - int ScrollArea::getUpButtonScrollAmount() const - { - return mUpButtonScrollAmount; - } - - int ScrollArea::getDownButtonScrollAmount() const - { - return mDownButtonScrollAmount; - } - - void ScrollArea::setOpaque(bool opaque) - { - mOpaque = opaque; - } - - bool ScrollArea::isOpaque() const - { - return mOpaque; - } -} // namespace gcn |