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Use generic icon rotate instead of special icon draw functions

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This commit is contained in:
Martin Tůma 2023-05-26 21:28:44 +02:00
parent 320b04c3fa
commit c6c3e0978c
8 changed files with 29 additions and 85 deletions
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2
gpxsee.qrc
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@ -198,6 +198,8 @@
<file alias="building.png">icons/map/marine/building.png</file>
<file alias="fog-signal.png">icons/map/marine/fog-signal.png</file>
<file alias="construction.png">icons/map/marine/construction.png</file>
<file alias="radio-call.png">icons/map/marine/radio-call.png</file>
<file alias="current.png">icons/map/marine/current.png</file>
</qresource>
<!-- Mapsforge rendertheme -->

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76
src/map/ENC/rastertile.cpp
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@ -10,15 +10,11 @@
using namespace ENC;
#define TEXT_EXTENT 160
#define TSSLPT_SIZE 0.005 /* ll */
#define RDOCAL_SIZE 12 /* px */
#define CURENT_SIZE 12 /* px */
typedef QMap<Coordinates, const MapData::Point*> PointMap;
const float C1 = 0.866025f; /* sqrt(3)/2 */
static const float C1 = 0.866025f; /* sqrt(3)/2 */
static const QColor haloColor(Qt::white);
static struct {
@ -105,67 +101,14 @@ static Coordinates centroid(const QVector<Coordinates> &polygon)
return Coordinates(cx * factor, cy * factor);
}
static QImage *rdocalArrow(qreal angle)
{
QImage *img = new QImage(RDOCAL_SIZE*2, RDOCAL_SIZE*2,
QImage::Format_ARGB32_Premultiplied);
img->fill(Qt::transparent);
QPainter p(img);
p.setRenderHint(QPainter::Antialiasing);
p.setPen(QPen(QColor("#eb49eb"), 1));
QPointF arrow[3];
arrow[0] = QPointF(img->width()/2, img->height()/2);
arrow[1] = arrow[0] + QPointF(qSin(angle - M_PI/3) * RDOCAL_SIZE,
qCos(angle - M_PI/3) * RDOCAL_SIZE);
arrow[2] = arrow[0] + QPointF(qSin(angle - M_PI + M_PI/3) * RDOCAL_SIZE,
qCos(angle - M_PI + M_PI/3) * RDOCAL_SIZE);
QLineF l(arrow[1], arrow[2]);
QPointF pt(l.pointAt(0.5));
p.translate(arrow[0] - pt);
p.drawPolyline(QPolygonF() << arrow[1] << arrow[0] << arrow[2]);
p.drawEllipse(pt, RDOCAL_SIZE/2, RDOCAL_SIZE/2);
return img;
}
static QImage *currentArrow(qreal angle)
{
QImage *img = new QImage(CURENT_SIZE*2, CURENT_SIZE*2,
QImage::Format_ARGB32_Premultiplied);
img->fill(Qt::transparent);
QPainter p(img);
p.setRenderHint(QPainter::Antialiasing);
p.setPen(QPen(Qt::black, 1));
QPointF arrow[3];
arrow[0] = QPointF(img->width()/2, img->height()/2);
arrow[1] = arrow[0] + QPointF(qSin(angle - M_PI/3) * CURENT_SIZE,
qCos(angle - M_PI/3) * CURENT_SIZE);
arrow[2] = arrow[0] + QPointF(qSin(angle - M_PI + M_PI/3) * CURENT_SIZE,
qCos(angle - M_PI + M_PI/3) * CURENT_SIZE);
QLineF l(arrow[1], arrow[2]);
QPointF pt(l.pointAt(0.5));
QLineF l2(arrow[0], pt);
p.translate(arrow[0] - pt);
p.drawPolyline(QPolygonF() << arrow[1] << arrow[0] << arrow[2]);
p.drawLine(arrow[0], l2.pointAt(2));
return img;
}
static QImage *image(uint type, const QVariant &param)
static double angle(uint type, const QVariant &param)
{
if (type>>16 == RDOCAL || type>>16 == I_RDOCAL)
return rdocalArrow(deg2rad(90 - param.toDouble()));
return 90 + param.toDouble();
else if (type>>16 == CURENT)
return currentArrow(deg2rad(90 - param.toDouble()));
return 90 + param.toDouble();
else
return 0;
return NAN;
}
static bool showLabel(const QImage *img, const Range &range, int zoom, int type)
@ -352,20 +295,19 @@ void RasterTile::processPoints(QList<MapData::Point*> &points,
const Style::Point &style = s.point(point->type());
const QString *label = point->label().isEmpty() ? 0 : &(point->label());
QImage *rimg = style.img().isNull()
? image(point->type(), point->param()) : 0;
const QImage *img = style.img().isNull() ? rimg : &style.img();
const QImage *img = style.img().isNull() ? 0 : &style.img();
const QFont *fnt = showLabel(img, _data->zooms(), _zoom, point->type())
? font(style.textFontSize()) : 0;
const QColor *color = &style.textColor();
const QColor *hColor = style.haloColor().isValid()
? &style.haloColor() : 0;
double rotate = angle(point->type(), point->param());
if ((!label || !fnt) && !img)
continue;
PointItem *item = new PointItem(pos, label, fnt, img, rimg, color,
hColor);
TextPointItem *item = new TextPointItem(pos, label, fnt, img, color,
hColor, 0, 2, rotate);
if (item->isValid() && !item->collides(textItems)) {
textItems.append(item);
if (lightsMap.contains(point->pos()))

13
src/map/ENC/rastertile.h
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@ -28,19 +28,6 @@ public:
void render();
private:
class PointItem : public TextPointItem
{
public:
PointItem(const QPoint &point, const QString *text, const QFont *font,
const QImage *img, const QImage *rimg, const QColor *color,
const QColor *haloColor) : TextPointItem(point, text, font, img, color,
haloColor, 0, 2), _rimg(rimg) {}
~PointItem() {delete _rimg;}
private:
const QImage *_rimg;
};
void fetchData(QList<MapData::Poly*> &polygons, QList<MapData::Line*> &lines,
QList<MapData::Point*> &points);
QPointF ll2xy(const Coordinates &c) const

3
src/map/ENC/style.cpp
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@ -255,7 +255,9 @@ void Style::pointStyle()
_points[TYPE(I_TRNBSN)] = Point(QImage(":/marine/turning-basin.png"));
_points[TYPE(I_TRNBSN)].setTextColor(QColor("#eb49eb"));
_points[TYPE(I_WTWGAG)] = Point(QImage(":/marine/gauge.png"), Small);
_points[TYPE(RDOCAL)] = Point(QImage(":/marine/radio-call.png"));
_points[TYPE(RDOCAL)].setTextColor(QColor("#eb49eb"));
_points[TYPE(I_RDOCAL)] = Point(QImage(":/marine/radio-call.png"));
_points[TYPE(I_RDOCAL)].setTextColor(QColor("#eb49eb"));
_points[TYPE(PYLONS)] = Point(QImage(":/marine/pylon.png"));
_points[SUBTYPE(I_BERTHS, 6)] = Point(QImage(":/marine/fleeting-area.png"));
@ -265,6 +267,7 @@ void Style::pointStyle()
_points[TYPE(PILBOP)] = Point(QImage(":/marine/boarding-place.png"));
_points[TYPE(SISTAT)] = Point(QImage(":/marine/pylon.png"));
_points[TYPE(SLCONS)] = Point(QImage(":/marine/construction.png"), Small);
_points[TYPE(CURENT)] = Point(QImage(":/marine/current.png"));
_points[SUBTYPE(SMCFAC, 7)] = Point(QImage(":/POI/restaurant-11.png"), Small);
_points[SUBTYPE(SMCFAC, 11)] = Point(QImage(":/POI/pharmacy-11.png"), Small);

17
src/map/textpointitem.cpp
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@ -18,9 +18,9 @@ static void expand(QRectF &rect, int width)
TextPointItem::TextPointItem(const QPoint &point, const QString *text,
const QFont *font, const QImage *img, const QColor *color,
const QColor *haloColor, const QColor *bgColor, int padding)
const QColor *haloColor, const QColor *bgColor, int padding, double rotate)
: TextItem(font ? text : 0), _font(font), _img(img), _color(color),
_haloColor(haloColor), _bgColor(bgColor)
_haloColor(haloColor), _bgColor(bgColor), _rotate(rotate)
{
if (_text) {
QFontMetrics fm(*_font);
@ -58,8 +58,17 @@ void TextPointItem::paint(QPainter *painter) const
{
if (_img && !_img->isNull()) {
QSizeF s(_img->size() / _img->devicePixelRatioF());
painter->drawImage(QPointF(_rect.left(), _rect.center().y()
- s.height()/2), *_img);
if (std::isnan(_rotate))
painter->drawImage(QPointF(_rect.left(), _rect.center().y()
- s.height()/2), *_img);
else {
painter->save();
painter->translate(QPointF(_rect.left() + s.width()/2,
_rect.center().y()));
painter->rotate(_rotate);
painter->drawImage(QPointF(-s.width()/2, -s.height()/2), *_img);
painter->restore();
}
}
if (_text) {

3
src/map/textpointitem.h
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@ -17,7 +17,7 @@ public:
TextPointItem() : TextItem(0), _font(0), _img(0) {}
TextPointItem(const QPoint &point, const QString *text, const QFont *font,
const QImage *img, const QColor *color, const QColor *haloColor,
const QColor *bgColor = 0, int padding = 0);
const QColor *bgColor = 0, int padding = 0, double rotate = NAN);
bool isValid() const {return !_rect.isEmpty();}
@ -31,6 +31,7 @@ private:
const QFont *_font;
const QImage *_img;
const QColor *_color, *_haloColor, *_bgColor;
double _rotate;
QRectF _rect, _textRect;
QPainterPath _shape;
};