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Try to reduce memory usage by reusing avatar pixmaps

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This commit is contained in:
Nicolas Werner 2019-08-26 01:24:56 +02:00
parent 89015b9f18
commit 52056a79fa
27 changed files with 149 additions and 208 deletions
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41
src/ui/Avatar.cpp
View file

@ -1,12 +1,13 @@
#include <QPainter>
#include "AvatarProvider.h"
#include "Utils.h"
#include "ui/Avatar.h"
Avatar::Avatar(QWidget *parent)
Avatar::Avatar(QWidget *parent, int size)
: QWidget(parent)
, size_(size)
{
size_ = ui::AvatarSize;
type_ = ui::AvatarType::Letter;
letter_ = "A";
@ -60,21 +61,6 @@ Avatar::setBackgroundColor(const QColor &color)
background_color_ = color;
}
void
Avatar::setSize(int size)
{
size_ = size;
if (!image_.isNull())
pixmap_ = utils::scaleImageToPixmap(image_, size_);
QFont _font(font());
_font.setPointSizeF(size_ * (ui::FontSize) / 40);
setFont(_font);
update();
}
void
Avatar::setLetter(const QString &letter)
{
@ -84,12 +70,23 @@ Avatar::setLetter(const QString &letter)
}
void
Avatar::setImage(const QImage &image)
Avatar::setImage(const QString &avatar_url)
{
image_ = image;
type_ = ui::AvatarType::Image;
pixmap_ = utils::scaleImageToPixmap(image_, size_);
update();
AvatarProvider::resolve(avatar_url, size_, this, [this](QPixmap pm) {
type_ = ui::AvatarType::Image;
pixmap_ = pm;
update();
});
}
void
Avatar::setImage(const QString &room, const QString &user)
{
AvatarProvider::resolve(room, user, size_, this, [this](QPixmap pm) {
type_ = ui::AvatarType::Image;
pixmap_ = pm;
update();
});
}
void

10
src/ui/Avatar.h
View file

@ -15,13 +15,14 @@ class Avatar : public QWidget
Q_PROPERTY(QColor backgroundColor WRITE setBackgroundColor READ backgroundColor)
public:
explicit Avatar(QWidget *parent = 0);
explicit Avatar(QWidget *parent = 0, int size = ui::AvatarSize);
void setBackgroundColor(const QColor &color);
void setIcon(const QIcon &icon);
void setImage(const QImage &image);
void setImage(const QString &avatar_url);
void setImage(const QString &room, const QString &user);
void setLetter(const QString &letter);
void setSize(int size);
// void setSize(int size);
void setTextColor(const QColor &color);
QColor backgroundColor() const;
@ -41,7 +42,8 @@ private:
QColor background_color_;
QColor text_color_;
QIcon icon_;
QImage image_;
QPixmap pixmap_;
const std::string room;
const std::string user;
int size_;
};