oss/luanti
oss/luanti
1
0
Fork 0
mirror of https://github.com/luanti-org/luanti.git synced 2025-07-22 17:18:39 +00:00
Code Wiki Activity

Add colored text (not only colored chat).

Browse source 
Add documentation, move files to a proper place and avoid memory leaks.
Make it work with most kind of texts, and allow backgrounds too.
This commit is contained in:
Ekdohibs 2016-05-31 17:30:11 +02:00
parent 1d40385d4a
commit 14ef2b445a
28 changed files with 689 additions and 318 deletions
Download patch file Download diff file Expand all files Collapse all files

11
src/util/CMakeLists.txt
View file

@ -1,17 +1,9 @@
if(USE_FREETYPE)
set(UTIL_FREETYPEDEP_SRCS
${CMAKE_CURRENT_SOURCE_DIR}/statictext.cpp
)
else()
set(UTIL_FREETYPEDEP_SRCS )
endif(USE_FREETYPE)
set(UTIL_SRCS
${CMAKE_CURRENT_SOURCE_DIR}/areastore.cpp
${CMAKE_CURRENT_SOURCE_DIR}/auth.cpp
${CMAKE_CURRENT_SOURCE_DIR}/base64.cpp
${CMAKE_CURRENT_SOURCE_DIR}/coloredstring.cpp
${CMAKE_CURRENT_SOURCE_DIR}/directiontables.cpp
${CMAKE_CURRENT_SOURCE_DIR}/enriched_string.cpp
${CMAKE_CURRENT_SOURCE_DIR}/numeric.cpp
${CMAKE_CURRENT_SOURCE_DIR}/pointedthing.cpp
${CMAKE_CURRENT_SOURCE_DIR}/serialize.cpp
@ -20,6 +12,5 @@ set(UTIL_SRCS
${CMAKE_CURRENT_SOURCE_DIR}/string.cpp
${CMAKE_CURRENT_SOURCE_DIR}/srp.cpp
${CMAKE_CURRENT_SOURCE_DIR}/timetaker.cpp
${UTIL_FREETYPEDEP_SRCS}
PARENT_SCOPE)

68
src/util/coloredstring.cpp
View file

@ -1,68 +0,0 @@
/*
Copyright (C) 2013 xyz, Ilya Zhuravlev <whatever@xyz.is>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "coloredstring.h"
#include "util/string.h"
ColoredString::ColoredString()
{}
ColoredString::ColoredString(const std::wstring &string, const std::vector<SColor> &colors):
m_string(string),
m_colors(colors)
{}
ColoredString::ColoredString(const std::wstring &s) {
m_string = colorizeText(s, m_colors, SColor(255, 255, 255, 255));
}
void ColoredString::operator=(const wchar_t *str) {
m_string = colorizeText(str, m_colors, SColor(255, 255, 255, 255));
}
size_t ColoredString::size() const {
return m_string.size();
}
ColoredString ColoredString::substr(size_t pos, size_t len) const {
if (pos == m_string.length())
return ColoredString();
if (len == std::string::npos || pos + len > m_string.length()) {
return ColoredString(
m_string.substr(pos, std::string::npos),
std::vector<SColor>(m_colors.begin() + pos, m_colors.end())
);
} else {
return ColoredString(
m_string.substr(pos, len),
std::vector<SColor>(m_colors.begin() + pos, m_colors.begin() + pos + len)
);
}
}
const wchar_t *ColoredString::c_str() const {
return m_string.c_str();
}
const std::vector<SColor> &ColoredString::getColors() const {
return m_colors;
}
const std::wstring &ColoredString::getString() const {
return m_string;
}

44
src/util/coloredstring.h
View file

@ -1,44 +0,0 @@
/*
Copyright (C) 2013 xyz, Ilya Zhuravlev <whatever@xyz.is>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef COLOREDSTRING_HEADER
#define COLOREDSTRING_HEADER
#include <string>
#include <vector>
#include <SColor.h>
using namespace irr::video;
class ColoredString {
public:
ColoredString();
ColoredString(const std::wstring &s);
ColoredString(const std::wstring &string, const std::vector<SColor> &colors);
void operator=(const wchar_t *str);
size_t size() const;
ColoredString substr(size_t pos = 0, size_t len = std::string::npos) const;
const wchar_t *c_str() const;
const std::vector<SColor> &getColors() const;
const std::wstring &getString() const;
private:
std::wstring m_string;
std::vector<SColor> m_colors;
};
#endif

166
src/util/enriched_string.cpp Normal file
View file

@ -0,0 +1,166 @@
/*
Copyright (C) 2013 xyz, Ilya Zhuravlev <whatever@xyz.is>
Copyright (C) 2016 Nore, Nathanaël Courant <nore@mesecons.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "enriched_string.h"
#include "util/string.h"
#include "log.h"
using namespace irr::video;
EnrichedString::EnrichedString()
{
clear();
}
EnrichedString::EnrichedString(const std::wstring &string,
const std::vector<SColor> &colors):
m_string(string),
m_colors(colors),
m_has_background(false)
{}
EnrichedString::EnrichedString(const std::wstring &s, const SColor &color)
{
clear();
addAtEnd(s, color);
}
EnrichedString::EnrichedString(const wchar_t *str, const SColor &color)
{
clear();
addAtEnd(std::wstring(str), color);
}
void EnrichedString::operator=(const wchar_t *str)
{
clear();
addAtEnd(std::wstring(str), SColor(255, 255, 255, 255));
}
void EnrichedString::addAtEnd(const std::wstring &s, const SColor &initial_color)
{
SColor color(initial_color);
size_t i = 0;
while (i < s.length()) {
if (s[i] != L'\x1b') {
m_string += s[i];
m_colors.push_back(color);
++i;
continue;
}
++i;
size_t start_index = i;
size_t length;
if (i == s.length()) {
break;
}
if (s[i] == L'(') {
++i;
++start_index;
while (i < s.length() && s[i] != L')') {
if (s[i] == L'\\') {
++i;
}
++i;
}
length = i - start_index;
++i;
} else {
++i;
length = 1;
}
std::wstring escape_sequence(s, start_index, length);
std::vector<std::wstring> parts = split(escape_sequence, L'@');
if (parts[0] == L"c") {
if (parts.size() < 2) {
continue;
}
parseColorString(wide_to_utf8(parts[1]), color, true);
} else if (parts[0] == L"b") {
if (parts.size() < 2) {
continue;
}
parseColorString(wide_to_utf8(parts[1]), m_background, true);
m_has_background = true;
}
continue;
}
}
void EnrichedString::addChar(const EnrichedString &source, size_t i)
{
m_string += source.m_string[i];
m_colors.push_back(source.m_colors[i]);
}
void EnrichedString::addCharNoColor(wchar_t c)
{
m_string += c;
if (m_colors.empty()) {
m_colors.push_back(SColor(255, 255, 255, 255));
} else {
m_colors.push_back(m_colors[m_colors.size() - 1]);
}
}
EnrichedString EnrichedString::operator+(const EnrichedString &other) const
{
std::vector<SColor> result;
result.insert(result.end(), m_colors.begin(), m_colors.end());
result.insert(result.end(), other.m_colors.begin(), other.m_colors.end());
return EnrichedString(m_string + other.m_string, result);
}
void EnrichedString::operator+=(const EnrichedString &other)
{
m_string += other.m_string;
m_colors.insert(m_colors.end(), other.m_colors.begin(), other.m_colors.end());
}
EnrichedString EnrichedString::substr(size_t pos, size_t len) const
{
if (pos == m_string.length()) {
return EnrichedString();
}
if (len == std::string::npos || pos + len > m_string.length()) {
return EnrichedString(
m_string.substr(pos, std::string::npos),
std::vector<SColor>(m_colors.begin() + pos, m_colors.end())
);
} else {
return EnrichedString(
m_string.substr(pos, len),
std::vector<SColor>(m_colors.begin() + pos, m_colors.begin() + pos + len)
);
}
}
const wchar_t *EnrichedString::c_str() const
{
return m_string.c_str();
}
const std::vector<SColor> &EnrichedString::getColors() const
{
return m_colors;
}
const std::wstring &EnrichedString::getString() const
{
return m_string;
}

91
src/util/enriched_string.h Normal file
View file

@ -0,0 +1,91 @@
/*
Copyright (C) 2013 xyz, Ilya Zhuravlev <whatever@xyz.is>
Copyright (C) 2016 Nore, Nathanaël Courant <nore@mesecons.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef ENRICHEDSTRING_HEADER
#define ENRICHEDSTRING_HEADER
#include <string>
#include <vector>
#include <SColor.h>
class EnrichedString {
public:
EnrichedString();
EnrichedString(const std::wstring &s,
const irr::video::SColor &color = irr::video::SColor(255, 255, 255, 255));
EnrichedString(const wchar_t *str,
const irr::video::SColor &color = irr::video::SColor(255, 255, 255, 255));
EnrichedString(const std::wstring &string,
const std::vector<irr::video::SColor> &colors);
void operator=(const wchar_t *str);
void addAtEnd(const std::wstring &s, const irr::video::SColor &color);
// Adds the character source[i] at the end.
// An EnrichedString should always be able to be copied
// to the end of an existing EnrichedString that way.
void addChar(const EnrichedString &source, size_t i);
// Adds a single character at the end, without specifying its
// color. The color used will be the one from the last character.
void addCharNoColor(wchar_t c);
EnrichedString substr(size_t pos = 0, size_t len = std::string::npos) const;
EnrichedString operator+(const EnrichedString &other) const;
void operator+=(const EnrichedString &other);
const wchar_t *c_str() const;
const std::vector<irr::video::SColor> &getColors() const;
const std::wstring &getString() const;
inline bool operator==(const EnrichedString &other) const
{
return (m_string == other.m_string && m_colors == other.m_colors);
}
inline bool operator!=(const EnrichedString &other) const
{
return !(*this == other);
}
inline void clear()
{
m_string.clear();
m_colors.clear();
m_has_background = false;
}
inline bool empty() const
{
return m_string.empty();
}
inline size_t size() const
{
return m_string.size();
}
inline bool hasBackground() const
{
return m_has_background;
}
inline irr::video::SColor getBackground() const
{
return m_background;
}
private:
std::wstring m_string;
std::vector<irr::video::SColor> m_colors;
bool m_has_background;
irr::video::SColor m_background;
};
#endif

654
src/util/statictext.cpp
View file

@ -1,654 +0,0 @@
// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#include "statictext.h"
#ifdef _IRR_COMPILE_WITH_GUI_
//Only compile this if freetype is enabled.
#include <vector>
#include <string>
#include <iostream>
#include <IGUISkin.h>
#include <IGUIEnvironment.h>
#include <IGUIFont.h>
#include <IVideoDriver.h>
#include <rect.h>
#include <SColor.h>
#include "cguittfont/xCGUITTFont.h"
#include "util/string.h"
namespace irr
{
namespace gui
{
//! constructor
StaticText::StaticText(const wchar_t* text, bool border,
IGUIEnvironment* environment, IGUIElement* parent,
s32 id, const core::rect<s32>& rectangle,
bool background)
: IGUIStaticText(environment, parent, id, rectangle),
HAlign(EGUIA_UPPERLEFT), VAlign(EGUIA_UPPERLEFT),
Border(border), OverrideColorEnabled(false), OverrideBGColorEnabled(false), WordWrap(false), Background(background),
RestrainTextInside(true), RightToLeft(false),
OverrideColor(video::SColor(101,255,255,255)), BGColor(video::SColor(101,210,210,210)),
OverrideFont(0), LastBreakFont(0)
{
#ifdef _DEBUG
setDebugName("StaticText");
#endif
Text = text;
if (environment && environment->getSkin())
{
BGColor = environment->getSkin()->getColor(gui::EGDC_3D_FACE);
}
}
//! destructor
StaticText::~StaticText()
{
if (OverrideFont)
OverrideFont->drop();
}
//! draws the element and its children
void StaticText::draw()
{
if (!IsVisible)
return;
IGUISkin* skin = Environment->getSkin();
if (!skin)
return;
video::IVideoDriver* driver = Environment->getVideoDriver();
core::rect<s32> frameRect(AbsoluteRect);
// draw background
if (Background)
{
if ( !OverrideBGColorEnabled ) // skin-colors can change
BGColor = skin->getColor(gui::EGDC_3D_FACE);
driver->draw2DRectangle(BGColor, frameRect, &AbsoluteClippingRect);
}
// draw the border
if (Border)
{
skin->draw3DSunkenPane(this, 0, true, false, frameRect, &AbsoluteClippingRect);
frameRect.UpperLeftCorner.X += skin->getSize(EGDS_TEXT_DISTANCE_X);
}
// draw the text
if (Text.size())
{
IGUIFont* font = getActiveFont();
if (font)
{
if (!WordWrap)
{
// TODO: add colors here
if (VAlign == EGUIA_LOWERRIGHT)
{
frameRect.UpperLeftCorner.Y = frameRect.LowerRightCorner.Y -
font->getDimension(L"A").Height - font->getKerningHeight();
}
if (HAlign == EGUIA_LOWERRIGHT)
{
frameRect.UpperLeftCorner.X = frameRect.LowerRightCorner.X -
font->getDimension(Text.c_str()).Width;
}
font->draw(Text.c_str(), frameRect,
OverrideColorEnabled ? OverrideColor : skin->getColor(isEnabled() ? EGDC_BUTTON_TEXT : EGDC_GRAY_TEXT),
HAlign == EGUIA_CENTER, VAlign == EGUIA_CENTER, (RestrainTextInside ? &AbsoluteClippingRect : NULL));
}
else
{
if (font != LastBreakFont)
breakText();
core::rect<s32> r = frameRect;
s32 height = font->getDimension(L"A").Height + font->getKerningHeight();
s32 totalHeight = height * BrokenText.size();
if (VAlign == EGUIA_CENTER)
{
r.UpperLeftCorner.Y = r.getCenter().Y - (totalHeight / 2);
}
else if (VAlign == EGUIA_LOWERRIGHT)
{
r.UpperLeftCorner.Y = r.LowerRightCorner.Y - totalHeight;
}
irr::video::SColor previous_color(255, 255, 255, 255);
for (u32 i=0; i<BrokenText.size(); ++i)
{
if (HAlign == EGUIA_LOWERRIGHT)
{
r.UpperLeftCorner.X = frameRect.LowerRightCorner.X -
font->getDimension(BrokenText[i].c_str()).Width;
}
std::vector<irr::video::SColor> colors;
std::wstring str;
str = colorizeText(BrokenText[i].c_str(), colors, previous_color);
if (!colors.empty())
previous_color = colors[colors.size() - 1];
irr::gui::CGUITTFont *tmp = static_cast<irr::gui::CGUITTFont*>(font);
tmp->draw(str.c_str(), r,
colors,
HAlign == EGUIA_CENTER, false, (RestrainTextInside ? &AbsoluteClippingRect : NULL));
r.LowerRightCorner.Y += height;
r.UpperLeftCorner.Y += height;
}
}
}
}
IGUIElement::draw();
}
//! Sets another skin independent font.
void StaticText::setOverrideFont(IGUIFont* font)
{
if (OverrideFont == font)
return;
if (OverrideFont)
OverrideFont->drop();
OverrideFont = font;
if (OverrideFont)
OverrideFont->grab();
breakText();
}
//! Gets the override font (if any)
IGUIFont * StaticText::getOverrideFont() const
{
return OverrideFont;
}
//! Get the font which is used right now for drawing
IGUIFont* StaticText::getActiveFont() const
{
if ( OverrideFont )
return OverrideFont;
IGUISkin* skin = Environment->getSkin();
if (skin)
return skin->getFont();
return 0;
}
//! Sets another color for the text.
void StaticText::setOverrideColor(video::SColor color)
{
OverrideColor = color;
OverrideColorEnabled = true;
}
//! Sets another color for the text.
void StaticText::setBackgroundColor(video::SColor color)
{
BGColor = color;
OverrideBGColorEnabled = true;
Background = true;
}
//! Sets whether to draw the background
void StaticText::setDrawBackground(bool draw)
{
Background = draw;
}
//! Gets the background color
video::SColor StaticText::getBackgroundColor() const
{
return BGColor;
}
//! Checks if background drawing is enabled
bool StaticText::isDrawBackgroundEnabled() const
{
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
return Background;
}
//! Sets whether to draw the border
void StaticText::setDrawBorder(bool draw)
{
Border = draw;
}
//! Checks if border drawing is enabled
bool StaticText::isDrawBorderEnabled() const
{
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
return Border;
}
void StaticText::setTextRestrainedInside(bool restrainTextInside)
{
RestrainTextInside = restrainTextInside;
}
bool StaticText::isTextRestrainedInside() const
{
return RestrainTextInside;
}
void StaticText::setTextAlignment(EGUI_ALIGNMENT horizontal, EGUI_ALIGNMENT vertical)
{
HAlign = horizontal;
VAlign = vertical;
}
#if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR <= 7
const video::SColor& StaticText::getOverrideColor() const
#else
video::SColor StaticText::getOverrideColor() const
#endif
{
return OverrideColor;
}
//! Sets if the static text should use the overide color or the
//! color in the gui skin.
void StaticText::enableOverrideColor(bool enable)
{
OverrideColorEnabled = enable;
}
bool StaticText::isOverrideColorEnabled() const
{
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
return OverrideColorEnabled;
}
//! Enables or disables word wrap for using the static text as
//! multiline text control.
void StaticText::setWordWrap(bool enable)
{
WordWrap = enable;
breakText();
}
bool StaticText::isWordWrapEnabled() const
{
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
return WordWrap;
}
void StaticText::setRightToLeft(bool rtl)
{
if (RightToLeft != rtl)
{
RightToLeft = rtl;
breakText();
}
}
bool StaticText::isRightToLeft() const
{
return RightToLeft;
}
//! Breaks the single text line.
void StaticText::breakText()
{
if (!WordWrap)
return;
BrokenText.clear();
IGUISkin* skin = Environment->getSkin();
IGUIFont* font = getActiveFont();
if (!font)
return;
LastBreakFont = font;
core::stringw line;
core::stringw word;
core::stringw whitespace;
s32 size = Text.size();
s32 length = 0;
s32 elWidth = RelativeRect.getWidth();
if (Border)
elWidth -= 2*skin->getSize(EGDS_TEXT_DISTANCE_X);
wchar_t c;
std::vector<irr::video::SColor> colors;
// We have to deal with right-to-left and left-to-right differently
// However, most parts of the following code is the same, it's just
// some order and boundaries which change.
if (!RightToLeft)
{
// regular (left-to-right)
for (s32 i=0; i<size; ++i)
{
c = Text[i];
bool lineBreak = false;
if (c == L'\r') // Mac or Windows breaks
{
lineBreak = true;
if (Text[i+1] == L'\n') // Windows breaks
{
Text.erase(i+1);
--size;
}
c = '\0';
}
else if (c == L'\n') // Unix breaks
{
lineBreak = true;
c = '\0';
}
bool isWhitespace = (c == L' ' || c == 0);
if ( !isWhitespace )
{
// part of a word
word += c;
}
if ( isWhitespace || i == (size-1))
{
if (word.size())
{
// here comes the next whitespace, look if
// we must break the last word to the next line.
const s32 whitelgth = font->getDimension(whitespace.c_str()).Width;
const std::wstring sanitized = removeEscapes(word.c_str());
const s32 wordlgth = font->getDimension(sanitized.c_str()).Width;
if (wordlgth > elWidth)
{
// This word is too long to fit in the available space, look for
// the Unicode Soft HYphen (SHY / 00AD) character for a place to
// break the word at
int where = word.findFirst( wchar_t(0x00AD) );
if (where != -1)
{
core::stringw first = word.subString(0, where);
core::stringw second = word.subString(where, word.size() - where);
BrokenText.push_back(line + first + L"-");
const s32 secondLength = font->getDimension(second.c_str()).Width;
length = secondLength;
line = second;
}
else
{
// No soft hyphen found, so there's nothing more we can do
// break to next line
if (length)
BrokenText.push_back(line);
length = wordlgth;
line = word;
}
}
else if (length && (length + wordlgth + whitelgth > elWidth))
{
// break to next line
BrokenText.push_back(line);
length = wordlgth;
line = word;
}
else
{
// add word to line
line += whitespace;
line += word;
length += whitelgth + wordlgth;
}
word = L"";
whitespace = L"";
}
if ( isWhitespace )
{
whitespace += c;
}
// compute line break
if (lineBreak)
{
line += whitespace;
line += word;
BrokenText.push_back(line);
line = L"";
word = L"";
whitespace = L"";
length = 0;
}
}
}
line += whitespace;
line += word;
BrokenText.push_back(line);
}
else
{
// right-to-left
for (s32 i=size; i>=0; --i)
{
c = Text[i];
bool lineBreak = false;
if (c == L'\r') // Mac or Windows breaks
{
lineBreak = true;
if ((i>0) && Text[i-1] == L'\n') // Windows breaks
{
Text.erase(i-1);
--size;
}
c = '\0';
}
else if (c == L'\n') // Unix breaks
{
lineBreak = true;
c = '\0';
}
if (c==L' ' || c==0 || i==0)
{
if (word.size())
{
// here comes the next whitespace, look if
// we must break the last word to the next line.
const s32 whitelgth = font->getDimension(whitespace.c_str()).Width;
const s32 wordlgth = font->getDimension(word.c_str()).Width;
if (length && (length + wordlgth + whitelgth > elWidth))
{
// break to next line
BrokenText.push_back(line);
length = wordlgth;
line = word;
}
else
{
// add word to line
line = whitespace + line;
line = word + line;
length += whitelgth + wordlgth;
}
word = L"";
whitespace = L"";
}
if (c != 0)
whitespace = core::stringw(&c, 1) + whitespace;
// compute line break
if (lineBreak)
{
line = whitespace + line;
line = word + line;
BrokenText.push_back(line);
line = L"";
word = L"";
whitespace = L"";
length = 0;
}
}
else
{
// yippee this is a word..
word = core::stringw(&c, 1) + word;
}
}
line = whitespace + line;
line = word + line;
BrokenText.push_back(line);
}
}
//! Sets the new caption of this element.
void StaticText::setText(const wchar_t* text)
{
IGUIElement::setText(text);
breakText();
}
void StaticText::updateAbsolutePosition()
{
IGUIElement::updateAbsolutePosition();
breakText();
}
//! Returns the height of the text in pixels when it is drawn.
s32 StaticText::getTextHeight() const
{
IGUIFont* font = getActiveFont();
if (!font)
return 0;
s32 height = font->getDimension(L"A").Height + font->getKerningHeight();
if (WordWrap)
height *= BrokenText.size();
return height;
}
s32 StaticText::getTextWidth() const
{
IGUIFont * font = getActiveFont();
if(!font)
return 0;
if(WordWrap)
{
s32 widest = 0;
for(u32 line = 0; line < BrokenText.size(); ++line)
{
s32 width = font->getDimension(BrokenText[line].c_str()).Width;
if(width > widest)
widest = width;
}
return widest;
}
else
{
return font->getDimension(Text.c_str()).Width;
}
}
//! Writes attributes of the element.
//! Implement this to expose the attributes of your element for
//! scripting languages, editors, debuggers or xml serialization purposes.
void StaticText::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options=0) const
{
IGUIStaticText::serializeAttributes(out,options);
out->addBool ("Border", Border);
out->addBool ("OverrideColorEnabled",OverrideColorEnabled);
out->addBool ("OverrideBGColorEnabled",OverrideBGColorEnabled);
out->addBool ("WordWrap", WordWrap);
out->addBool ("Background", Background);
out->addBool ("RightToLeft", RightToLeft);
out->addBool ("RestrainTextInside", RestrainTextInside);
out->addColor ("OverrideColor", OverrideColor);
out->addColor ("BGColor", BGColor);
out->addEnum ("HTextAlign", HAlign, GUIAlignmentNames);
out->addEnum ("VTextAlign", VAlign, GUIAlignmentNames);
// out->addFont ("OverrideFont", OverrideFont);
}
//! Reads attributes of the element
void StaticText::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options=0)
{
IGUIStaticText::deserializeAttributes(in,options);
Border = in->getAttributeAsBool("Border");
enableOverrideColor(in->getAttributeAsBool("OverrideColorEnabled"));
OverrideBGColorEnabled = in->getAttributeAsBool("OverrideBGColorEnabled");
setWordWrap(in->getAttributeAsBool("WordWrap"));
Background = in->getAttributeAsBool("Background");
RightToLeft = in->getAttributeAsBool("RightToLeft");
RestrainTextInside = in->getAttributeAsBool("RestrainTextInside");
OverrideColor = in->getAttributeAsColor("OverrideColor");
BGColor = in->getAttributeAsColor("BGColor");
setTextAlignment( (EGUI_ALIGNMENT) in->getAttributeAsEnumeration("HTextAlign", GUIAlignmentNames),
(EGUI_ALIGNMENT) in->getAttributeAsEnumeration("VTextAlign", GUIAlignmentNames));
// OverrideFont = in->getAttributeAsFont("OverrideFont");
}
} // end namespace gui
} // end namespace irr
#endif // _IRR_COMPILE_WITH_GUI_

150
src/util/statictext.h
View file

@ -1,150 +0,0 @@
// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __C_GUI_STATIC_TEXT_H_INCLUDED__
#define __C_GUI_STATIC_TEXT_H_INCLUDED__
#include "IrrCompileConfig.h"
#ifdef _IRR_COMPILE_WITH_GUI_
#include "IGUIStaticText.h"
#include "irrArray.h"
#include <vector>
namespace irr
{
namespace gui
{
class StaticText : public IGUIStaticText
{
public:
//! constructor
StaticText(const wchar_t* text, bool border, IGUIEnvironment* environment,
IGUIElement* parent, s32 id, const core::rect<s32>& rectangle,
bool background = false);
//! destructor
virtual ~StaticText();
//! draws the element and its children
virtual void draw();
//! Sets another skin independent font.
virtual void setOverrideFont(IGUIFont* font=0);
//! Gets the override font (if any)
virtual IGUIFont* getOverrideFont() const;
//! Get the font which is used right now for drawing
virtual IGUIFont* getActiveFont() const;
//! Sets another color for the text.
virtual void setOverrideColor(video::SColor color);
//! Sets another color for the background.
virtual void setBackgroundColor(video::SColor color);
//! Sets whether to draw the background
virtual void setDrawBackground(bool draw);
//! Gets the background color
virtual video::SColor getBackgroundColor() const;
//! Checks if background drawing is enabled
virtual bool isDrawBackgroundEnabled() const;
//! Sets whether to draw the border
virtual void setDrawBorder(bool draw);
//! Checks if border drawing is enabled
virtual bool isDrawBorderEnabled() const;
//! Sets alignment mode for text
virtual void setTextAlignment(EGUI_ALIGNMENT horizontal, EGUI_ALIGNMENT vertical);
//! Gets the override color
#if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR <= 7
virtual const video::SColor& getOverrideColor() const;
#else
virtual video::SColor getOverrideColor() const;
#endif
//! Sets if the static text should use the overide color or the
//! color in the gui skin.
virtual void enableOverrideColor(bool enable);
//! Checks if an override color is enabled
virtual bool isOverrideColorEnabled() const;
//! Set whether the text in this label should be clipped if it goes outside bounds
virtual void setTextRestrainedInside(bool restrainedInside);
//! Checks if the text in this label should be clipped if it goes outside bounds
virtual bool isTextRestrainedInside() const;
//! Enables or disables word wrap for using the static text as
//! multiline text control.
virtual void setWordWrap(bool enable);
//! Checks if word wrap is enabled
virtual bool isWordWrapEnabled() const;
//! Sets the new caption of this element.
virtual void setText(const wchar_t* text);
//! Returns the height of the text in pixels when it is drawn.
virtual s32 getTextHeight() const;
//! Returns the width of the current text, in the current font
virtual s32 getTextWidth() const;
//! Updates the absolute position, splits text if word wrap is enabled
virtual void updateAbsolutePosition();
//! Set whether the string should be interpreted as right-to-left (RTL) text
/** \note This component does not implement the Unicode bidi standard, the
text of the component should be already RTL if you call this. The
main difference when RTL is enabled is that the linebreaks for multiline
elements are performed starting from the end.
*/
virtual void setRightToLeft(bool rtl);
//! Checks if the text should be interpreted as right-to-left text
virtual bool isRightToLeft() const;
//! Writes attributes of the element.
virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const;
//! Reads attributes of the element
virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options);
private:
//! Breaks the single text line.
void breakText();
EGUI_ALIGNMENT HAlign, VAlign;
bool Border;
bool OverrideColorEnabled;
bool OverrideBGColorEnabled;
bool WordWrap;
bool Background;
bool RestrainTextInside;
bool RightToLeft;
video::SColor OverrideColor, BGColor;
gui::IGUIFont* OverrideFont;
gui::IGUIFont* LastBreakFont; // stored because: if skin changes, line break must be recalculated.
core::array< core::stringw > BrokenText;
};
} // end namespace gui
} // end namespace irr
#endif // _IRR_COMPILE_WITH_GUI_
#endif // C_GUI_STATIC_TEXT_H_INCLUDED

32
src/util/string.h
View file

@ -519,6 +519,38 @@ std::basic_string<T> unescape_enriched(const std::basic_string<T> &s)
return output;
}
template <typename T>
std::vector<std::basic_string<T> > split(const std::basic_string<T> &s, T delim)
{
std::vector<std::basic_string<T> > tokens;
std::basic_string<T> current;
bool last_was_escape = false;
for (size_t i = 0; i < s.length(); i++) {
T si = s[i];
if (last_was_escape) {
current += '\\';
current += si;
last_was_escape = false;
} else {
if (si == delim) {
tokens.push_back(current);
current = std::basic_string<T>();
last_was_escape = false;
} else if (si == '\\') {
last_was_escape = true;
} else {
current += si;
last_was_escape = false;
}
}
}
//push last element
tokens.push_back(current);
return tokens;
}
/**
* Checks that all characters in \p to_check are a decimal digits.
*