summaryrefslogtreecommitdiff
path: root/src/gui/widgets/textbox.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/gui/widgets/textbox.cpp')
-rw-r--r--src/gui/widgets/textbox.cpp647
1 files changed, 0 insertions, 647 deletions
diff --git a/src/gui/widgets/textbox.cpp b/src/gui/widgets/textbox.cpp
deleted file mode 100644
index 5d1696835..000000000
--- a/src/gui/widgets/textbox.cpp
+++ /dev/null
@@ -1,647 +0,0 @@
-/*
- * The ManaPlus Client
- * Copyright (C) 2004-2009 The Mana World Development Team
- * Copyright (C) 2009-2010 The Mana Developers
- * Copyright (C) 2011-2017 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.
- */
-
-#include "gui/widgets/textbox.h"
-
-#include "gui/gui.h"
-
-#include "gui/fonts/font.h"
-
-#include "render/graphics.h"
-
-#include <sstream>
-
-#include "debug.h"
-
-TextBox::TextBox(const Widget2 *const widget) :
- Widget(widget),
- MouseListener(),
- KeyListener(),
- mTextRows(),
- mCaretColumn(0),
- mCaretRow(0),
- mMinWidth(getWidth()),
- mEditable(true),
- mOpaque(Opaque_true)
-{
- mAllowLogic = false;
- setText("");
- setFocusable(true);
-
- addMouseListener(this);
- addKeyListener(this);
- adjustSize();
-
- mForegroundColor = getThemeColor(ThemeColorId::TEXTBOX);
- setOpaque(Opaque_false);
- setFrameSize(0);
-}
-
-TextBox::~TextBox()
-{
- if (gui != nullptr)
- gui->removeDragged(this);
-}
-
-void TextBox::setTextWrapped(const std::string &text, const int minDimension)
-{
- // Make sure parent scroll area sets width of this widget
- if (getParent() != nullptr)
- getParent()->logic();
-
- // Take the supplied minimum dimension as a starting
- // point and try to beat it
- mMinWidth = minDimension;
-
- const size_t textSize = text.size();
- size_t spacePos = text.rfind(' ', textSize);
-
- if (spacePos != std::string::npos)
- {
- const std::string word = text.substr(spacePos + 1);
- const int length = getFont()->getWidth(word);
-
- if (length > mMinWidth)
- mMinWidth = length;
- }
-
- std::stringstream wrappedStream;
- size_t newlinePos;
- size_t lastNewlinePos = 0;
- int minWidth = 0;
- int xpos;
-
- do
- {
- // Determine next piece of string to wrap
- newlinePos = text.find('\n', lastNewlinePos);
-
- if (newlinePos == std::string::npos)
- newlinePos = textSize;
-
- std::string line =
- text.substr(lastNewlinePos, newlinePos - lastNewlinePos);
- size_t lastSpacePos = 0;
- xpos = 0;
- const Font *const font = getFont();
- const int spaceWidth = font->getWidth(" ");
- size_t sz = line.size();
-
- do
- {
- spacePos = line.find(' ', lastSpacePos);
-
- if (spacePos == std::string::npos)
- spacePos = sz;
-
- const std::string word =
- line.substr(lastSpacePos, spacePos - lastSpacePos);
-
- const int width = font->getWidth(word);
-
- if (xpos == 0 && width > mMinWidth)
- {
- mMinWidth = width;
- xpos = width;
- wrappedStream << word;
- }
- else if (xpos != 0 && xpos + spaceWidth + width <=
- mMinWidth)
- {
- xpos += spaceWidth + width;
- wrappedStream << " " << word;
- }
- else if (lastSpacePos == 0)
- {
- xpos += width;
- wrappedStream << word;
- }
- else
- {
- if (xpos > minWidth)
- minWidth = xpos;
-
- // The window wasn't big enough. Resize it and try again.
- if (minWidth > mMinWidth)
- {
- mMinWidth = minWidth;
- wrappedStream.clear();
- wrappedStream.str("");
- lastNewlinePos = 0;
- newlinePos = text.find('\n', lastNewlinePos);
- if (newlinePos == std::string::npos)
- newlinePos = textSize;
- line = text.substr(lastNewlinePos, newlinePos -
- lastNewlinePos);
- sz = line.size();
- break;
- }
- else
- {
- wrappedStream << "\n" << word;
- }
- xpos = width;
- }
- lastSpacePos = spacePos + 1;
- }
- while (spacePos != sz);
-
- if (text.find('\n', lastNewlinePos) != std::string::npos)
- wrappedStream << "\n";
-
- lastNewlinePos = newlinePos + 1;
- }
- while (newlinePos != textSize);
-
- if (xpos > minWidth)
- minWidth = xpos;
-
- mMinWidth = minWidth;
-
- setText(wrappedStream.str());
-}
-
-void TextBox::setText(const std::string& text)
-{
- mCaretColumn = 0;
- mCaretRow = 0;
-
- mTextRows.clear();
- if (text.empty())
- {
- adjustSize();
- return;
- }
-
- size_t pos;
- size_t lastPos = 0;
- int length;
- do
- {
- pos = text.find('\n', lastPos);
-
- if (pos != std::string::npos)
- length = CAST_S32(pos - lastPos);
- else
- length = CAST_S32(text.size() - lastPos);
- std::string sub = text.substr(lastPos, length);
- mTextRows.push_back(sub);
- lastPos = pos + 1;
- } while (pos != std::string::npos);
-
- adjustSize();
-}
-
-void TextBox::keyPressed(KeyEvent& event)
-{
- const Key &key = event.getKey();
- const InputActionT action = event.getActionId();
-
- PRAGMA45(GCC diagnostic push)
- PRAGMA45(GCC diagnostic ignored "-Wswitch-enum")
- switch (action)
- {
- case InputAction::GUI_LEFT:
- {
- --mCaretColumn;
- if (mCaretColumn < 0)
- {
- --mCaretRow;
-
- if (mCaretRow < 0)
- {
- mCaretRow = 0;
- mCaretColumn = 0;
- }
- else
- {
- mCaretColumn = CAST_S32(
- mTextRows[mCaretRow].size());
- }
- }
- break;
- }
-
- case InputAction::GUI_RIGHT:
- {
- ++mCaretColumn;
- if (mCaretColumn > CAST_S32(mTextRows[mCaretRow].size()))
- {
- ++ mCaretRow;
-
- const int sz = CAST_S32(mTextRows.size());
- if (mCaretRow >= sz)
- {
- mCaretRow = sz - 1;
- if (mCaretRow < 0)
- mCaretRow = 0;
-
- mCaretColumn = CAST_S32(
- mTextRows[mCaretRow].size());
- }
- else
- {
- mCaretColumn = 0;
- }
- }
- break;
- }
-
- case InputAction::GUI_DOWN:
- {
- setCaretRow(mCaretRow + 1);
- break;
- }
- case InputAction::GUI_UP:
- {
- setCaretRow(mCaretRow - 1);
- break;
- }
- case InputAction::GUI_HOME:
- {
- mCaretColumn = 0;
- break;
- }
- case InputAction::GUI_END:
- {
- mCaretColumn = CAST_S32(mTextRows[mCaretRow].size());
- break;
- }
-
- case InputAction::GUI_SELECT2:
- {
- if (mEditable)
- {
- mTextRows.insert(mTextRows.begin() + mCaretRow + 1,
- mTextRows[mCaretRow].substr(mCaretColumn,
- mTextRows[mCaretRow].size() - mCaretColumn));
- mTextRows[mCaretRow].resize(mCaretColumn);
- ++mCaretRow;
- mCaretColumn = 0;
- }
- break;
- }
-
- case InputAction::GUI_BACKSPACE:
- {
- if (mCaretColumn != 0 && mEditable)
- {
- mTextRows[mCaretRow].erase(mCaretColumn - 1, 1);
- --mCaretColumn;
- }
- else if (mCaretColumn == 0 && mCaretRow != 0 && mEditable)
- {
- mCaretColumn = CAST_S32(
- mTextRows[mCaretRow - 1].size());
- mTextRows[mCaretRow - 1] += mTextRows[mCaretRow];
- mTextRows.erase(mTextRows.begin() + mCaretRow);
- --mCaretRow;
- }
- break;
- }
-
- case InputAction::GUI_DELETE:
- {
- if (mCaretColumn < CAST_S32(
- mTextRows[mCaretRow].size()) && mEditable)
- {
- mTextRows[mCaretRow].erase(mCaretColumn, 1);
- }
- else if (mCaretColumn == CAST_S32(
- mTextRows[mCaretRow].size()) &&
- mCaretRow < (CAST_S32(mTextRows.size()) - 1) &&
- mEditable)
- {
- mTextRows[mCaretRow] += mTextRows[mCaretRow + 1];
- mTextRows.erase(mTextRows.begin() + mCaretRow + 1);
- }
- break;
- }
-
- case InputAction::GUI_PAGE_UP:
- {
- Widget *const par = getParent();
-
- if (par != nullptr)
- {
- const int rowsPerPage = par->getChildrenArea().height
- / getFont()->getHeight();
- mCaretRow -= rowsPerPage;
-
- if (mCaretRow < 0)
- mCaretRow = 0;
- }
- break;
- }
-
- case InputAction::GUI_PAGE_DOWN:
- {
- Widget *const par = getParent();
-
- if (par != nullptr)
- {
- const int rowsPerPage = par->getChildrenArea().height
- / getFont()->getHeight();
- mCaretRow += rowsPerPage;
-
- const int sz = CAST_S32(mTextRows.size());
- if (mCaretRow >= sz)
- mCaretRow = sz - 1;
- }
- break;
- }
-
- case InputAction::GUI_TAB:
- {
- if (mEditable)
- {
- mTextRows[mCaretRow].insert(mCaretColumn, std::string(" "));
- mCaretColumn += 4;
- }
- break;
- }
-
- default:
- {
- if (key.isCharacter() && mEditable)
- {
- mTextRows[mCaretRow].insert(mCaretColumn,
- std::string(1, CAST_S8(key.getValue())));
- ++ mCaretColumn;
- }
- break;
- }
- }
- PRAGMA45(GCC diagnostic pop)
-
- adjustSize();
- scrollToCaret();
-
- event.consume();
-}
-
-void TextBox::draw(Graphics *const graphics)
-{
- BLOCK_START("TextBox::draw")
- if (mOpaque == Opaque_true)
- {
- graphics->setColor(mBackgroundColor);
- graphics->fillRectangle(Rect(0, 0, getWidth(), getHeight()));
- }
-
- Font *const font = getFont();
- if (isFocused() && isEditable())
- {
- drawCaret(graphics, font->getWidth(
- mTextRows[mCaretRow].substr(0, mCaretColumn)),
- mCaretRow * font->getHeight());
- }
-
- const int fontHeight = font->getHeight();
-
- for (size_t i = 0, sz = mTextRows.size(); i < sz; i++)
- {
- // Move the text one pixel so we can have a caret before a letter.
- font->drawString(graphics,
- mForegroundColor,
- mForegroundColor2,
- mTextRows[i], 1,
- CAST_S32(i * CAST_SIZE(fontHeight)));
- }
- BLOCK_END("TextBox::draw")
-}
-
-void TextBox::safeDraw(Graphics *const graphics)
-{
- TextBox::draw(graphics);
-}
-
-void TextBox::setForegroundColor(const Color &color)
-{
- mForegroundColor = color;
- mForegroundColor2 = color;
-}
-
-void TextBox::setForegroundColorAll(const Color &color1,
- const Color &color2)
-{
- mForegroundColor = color1;
- mForegroundColor2 = color2;
-}
-
-std::string TextBox::getText() const
-{
- if (mTextRows.empty())
- return std::string();
-
- int i;
- std::string text;
-
- const int sz = CAST_S32(mTextRows.size());
- for (i = 0; i < sz - 1; ++ i)
- text.append(mTextRows[i]).append("\n");
- text.append(mTextRows[i]);
-
- return text;
-}
-
-void TextBox::setTextRow(const int row, const std::string& text)
-{
- mTextRows[row] = text;
-
- if (mCaretRow == row)
- setCaretColumn(mCaretColumn);
-
- adjustSize();
-}
-
-void TextBox::setCaretPosition(unsigned int position)
-{
- for (int row = 0, fsz = CAST_S32(mTextRows.size());
- row < fsz;
- row ++)
- {
- if (position <= mTextRows[row].size())
- {
- mCaretRow = row;
- mCaretColumn = position;
- return; // we are done
- }
-
- position--;
- }
-
- // position beyond end of text
- mCaretRow = CAST_S32(mTextRows.size() - 1);
- mCaretColumn = CAST_S32(mTextRows[mCaretRow].size());
-}
-
-void TextBox::setCaretRow(const int row)
-{
- mCaretRow = row;
-
- const int sz = CAST_S32(mTextRows.size());
- if (mCaretRow >= sz)
- mCaretRow = sz - 1;
-
- if (mCaretRow < 0)
- mCaretRow = 0;
-
- setCaretColumn(mCaretColumn);
-}
-
-unsigned int TextBox::getCaretPosition() const
-{
- int pos = 0, row;
-
- for (row = 0; row < mCaretRow; row++)
- pos += CAST_S32(mTextRows[row].size());
-
- return pos + mCaretColumn;
-}
-
-void TextBox::setCaretColumn(const int column)
-{
- mCaretColumn = column;
-
- const int sz = CAST_S32(mTextRows[mCaretRow].size());
- if (mCaretColumn > sz)
- mCaretColumn = sz;
-
- if (mCaretColumn < 0)
- mCaretColumn = 0;
-}
-
-void TextBox::setCaretRowColumn(const int row, const int column)
-{
- setCaretRow(row);
- setCaretColumn(column);
-}
-
-void TextBox::scrollToCaret()
-{
- const Font *const font = getFont();
- Rect scroll;
- scroll.x = font->getWidth(mTextRows[mCaretRow].substr(0, mCaretColumn));
- scroll.y = font->getHeight() * mCaretRow;
- scroll.width = font->getWidth(" ");
- // add 2 for some extra space
- scroll.height = font->getHeight() + 2;
- showPart(scroll);
-}
-
-void TextBox::addRow(const std::string &row)
-{
- mTextRows.push_back(row);
- adjustSize();
-}
-
-void TextBox::mousePressed(MouseEvent& event)
-{
- if (event.getButton() == MouseButton::LEFT)
- {
- const int height = getFont()->getHeight();
- if (height == 0)
- return;
-
- event.consume();
- mCaretRow = event.getY() / height;
-
- const int sz = CAST_S32(mTextRows.size());
- if (mCaretRow >= sz)
- mCaretRow = sz - 1;
-
- mCaretColumn = getFont()->getStringIndexAt(
- mTextRows[mCaretRow], event.getX());
- }
-}
-
-void TextBox::mouseDragged(MouseEvent& event)
-{
- event.consume();
-}
-
-void TextBox::drawCaret(Graphics *const graphics,
- const int x,
- const int y) const
-{
- graphics->setColor(mForegroundColor);
- graphics->drawLine(x, getFont()->getHeight() + y, x, y);
-}
-
-void TextBox::adjustSize()
-{
- int width = 0;
- const Font *const font = getFont();
- for (size_t i = 0, sz = mTextRows.size(); i < sz; ++i)
- {
- const int w = font->getWidth(mTextRows[i]);
- if (width < w)
- width = w;
- }
-
- setWidth(width + 1);
- setHeight(font->getHeight() * CAST_S32(mTextRows.size()));
-}
generated by cgit v1.2.3-60-g2f50 (git 2.42.0) at 2024-07-12 19:03:07 +0000