xlnt/source/styles/fill.cpp

323 lines
6.0 KiB
C++

// Copyright (c) 2014-2021 Thomas Fussell
// Copyright (c) 2010-2015 openpyxl
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE
//
// @license: http://www.opensource.org/licenses/mit-license.php
// @author: see AUTHORS file
#include <cmath> // for std::fabs
#include <xlnt/styles/fill.hpp>
namespace xlnt {
// pattern_fill
pattern_fill::pattern_fill()
{
}
pattern_fill_type pattern_fill::type() const
{
return type_;
}
pattern_fill &pattern_fill::type(pattern_fill_type type)
{
type_ = type;
return *this;
}
optional<color> pattern_fill::foreground() const
{
return foreground_;
}
pattern_fill &pattern_fill::foreground(const color &new_foreground)
{
foreground_ = new_foreground;
if (!background_.is_set())
{
background_.set(indexed_color(64));
}
return *this;
}
optional<color> pattern_fill::background() const
{
return background_;
}
pattern_fill &pattern_fill::background(const color &new_background)
{
background_ = new_background;
return *this;
}
bool pattern_fill::operator==(const pattern_fill &other) const
{
if (background().is_set() != other.background().is_set())
{
return false;
}
if (background().is_set())
{
if (background().get() != other.background().get())
{
return false;
}
}
if (foreground().is_set() != other.foreground().is_set())
{
return false;
}
if (foreground().is_set())
{
if (foreground().get() != other.foreground().get())
{
return false;
}
}
if (type() != other.type())
{
return false;
}
return true;
}
bool pattern_fill::operator!=(const pattern_fill &other) const
{
return !(*this == other);
}
// gradient_fill
gradient_fill::gradient_fill()
: type_(gradient_fill_type::linear)
{
}
gradient_fill_type gradient_fill::type() const
{
return type_;
}
gradient_fill &gradient_fill::type(gradient_fill_type t)
{
type_ = t;
return *this;
}
gradient_fill &gradient_fill::degree(double degree)
{
degree_ = degree;
return *this;
}
double gradient_fill::degree() const
{
return degree_;
}
double gradient_fill::left() const
{
return left_;
}
gradient_fill &gradient_fill::left(double value)
{
left_ = value;
return *this;
}
double gradient_fill::right() const
{
return right_;
}
gradient_fill &gradient_fill::right(double value)
{
right_ = value;
return *this;
}
double gradient_fill::top() const
{
return top_;
}
gradient_fill &gradient_fill::top(double value)
{
top_ = value;
return *this;
}
double gradient_fill::bottom() const
{
return bottom_;
}
gradient_fill &gradient_fill::bottom(double value)
{
bottom_ = value;
return *this;
}
gradient_fill &gradient_fill::add_stop(double position, color stop_color)
{
stops_[position] = stop_color;
return *this;
}
gradient_fill &gradient_fill::clear_stops()
{
stops_.clear();
return *this;
}
std::unordered_map<double, color> gradient_fill::stops() const
{
return stops_;
}
bool gradient_fill::operator==(const gradient_fill &other) const
{
if (type() != other.type())
{
return false;
}
if (std::fabs(degree() - other.degree()) != 0.)
{
return false;
}
if (std::fabs(bottom() - other.bottom()) != 0.)
{
return false;
}
if (std::fabs(right() - other.right()) != 0.)
{
return false;
}
if (std::fabs(top() - other.top()) != 0.)
{
return false;
}
if (std::fabs(left() - other.left()) != 0.)
{
return false;
}
if (stops() != other.stops())
{
return false;
}
return true;
}
bool gradient_fill::operator!=(const gradient_fill &other) const
{
return !(*this == other);
}
// fill
fill fill::solid(const color &fill_color)
{
return fill(xlnt::pattern_fill()
.type(xlnt::pattern_fill_type::solid)
.foreground(fill_color)
.background(indexed_color(64)));
}
fill::fill()
: type_(fill_type::pattern)
{
}
fill::fill(const xlnt::pattern_fill &pattern)
: type_(fill_type::pattern), pattern_(pattern)
{
}
fill::fill(const xlnt::gradient_fill &gradient)
: type_(fill_type::gradient), gradient_(gradient)
{
}
fill_type fill::type() const
{
return type_;
}
gradient_fill fill::gradient_fill() const
{
if (type_ != fill_type::gradient)
{
throw invalid_attribute();
}
return gradient_;
}
pattern_fill fill::pattern_fill() const
{
if (type_ != fill_type::pattern)
{
throw invalid_attribute();
}
return pattern_;
}
bool fill::operator==(const fill &other) const
{
if (type() != other.type())
{
return false;
}
if (type() == fill_type::gradient)
{
return gradient_fill() == other.gradient_fill();
}
return pattern_fill() == other.pattern_fill();
}
bool fill::operator!=(const fill &other) const
{
return !(*this == other);
}
} // namespace xlnt