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Geomap zoom-out fixes (#1777)

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Mark Thompson 2024-01-16 11:47:31 -06:00 committed by GitHub
parent 216f8b64bf
commit 75f3277102
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 32 additions and 23 deletions
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51
firmware/application/ui/ui_geomap.cpp
View File

@ -218,7 +218,7 @@ bool GeoMap::on_encoder(const EncoderEvent delta) {
zoom_pixel_offset = (map_visible && (map_zoom > 1)) ? (float)map_zoom / 2 : 0.0f;
// Trigger map redraw
markerListUpdated = true;
redraw_map = true;
set_dirty();
return true;
}
@ -335,15 +335,26 @@ void GeoMap::paint(Painter& painter) {
std::array<ui::Color, geomap_rect_width> map_line_buffer;
int16_t zoom_seek_x, zoom_seek_y;
// Ony redraw map if it moved by at least 1 pixel
// or the markers list was updated
int x_diff = abs(x_pos - prev_x_pos) * ((map_zoom > 1) ? map_zoom : 1);
int y_diff = abs(y_pos - prev_y_pos) * ((map_zoom > 1) ? map_zoom : 1);
int min_diff = 1;
// Ony redraw map if it moved by at least 1 pixel or the markers list was updated
if (map_zoom <= 1) {
// Zooming out, or no zoom
const int min_diff = abs(map_zoom);
if ((int)abs(x_pos - prev_x_pos) >= min_diff)
redraw_map = true;
else if ((int)abs(y_pos - prev_y_pos) >= min_diff)
redraw_map = true;
} else {
// Zooming in; magnify position differences (utilizing zoom_pixel_offset)
if ((int)(abs(x_pos - prev_x_pos) * map_zoom) >= 1)
redraw_map = true;
else if ((int)(abs(y_pos - prev_y_pos) * map_zoom) >= 1)
redraw_map = true;
}
if (markerListUpdated || (x_diff >= min_diff) || (y_diff >= min_diff)) {
if (redraw_map) {
prev_x_pos = x_pos; // Note x_pos/y_pos pixel position in map file now correspond to screen rect CENTER pixel
prev_y_pos = y_pos;
redraw_map = false;
// Adjust starting corner position of map per zoom setting;
// When zooming in the map should technically by shifted left & up by another map_zoom/2 pixels but
@ -351,12 +362,9 @@ void GeoMap::paint(Painter& painter) {
if (map_zoom > 1) {
zoom_seek_x = x_pos - (float)r.width() / (2 * map_zoom);
zoom_seek_y = y_pos - (float)r.height() / (2 * map_zoom);
} else if (map_zoom < 0) {
zoom_seek_x = x_pos - (r.width() * (-map_zoom)) / 2;
zoom_seek_y = y_pos - (r.height() * (-map_zoom)) / 2;
} else {
zoom_seek_x = x_pos - (r.width() / 2);
zoom_seek_y = y_pos - (r.height() / 2);
zoom_seek_x = x_pos - (r.width() * abs(map_zoom)) / 2;
zoom_seek_y = y_pos - (r.height() * abs(map_zoom)) / 2;
}
if (map_visible) {
@ -386,7 +394,6 @@ void GeoMap::paint(Painter& painter) {
draw_markers(painter);
draw_scale(painter);
draw_mypos(painter);
markerListUpdated = false;
set_clean();
}
@ -477,12 +484,13 @@ bool GeoMap::manual_panning() {
}
void GeoMap::draw_scale(Painter& painter) {
const auto r = screen_rect();
uint32_t m = 800000;
uint32_t scale_width = (map_zoom > 0) ? m * map_zoom * pixels_per_km : m * pixels_per_km / (-map_zoom);
ui::Color scale_color = (map_visible) ? Color::black() : Color::white();
std::string km_string;
while (scale_width > screen_width * 1000 / 2) {
while (scale_width > (uint32_t)r.width() * (1000 / 2)) {
scale_width /= 2;
m /= 2;
}
@ -499,11 +507,11 @@ void GeoMap::draw_scale(Painter& painter) {
}
}
display.fill_rectangle({{screen_width - 5 - (uint16_t)scale_width, screen_height - 4}, {(uint16_t)scale_width, 2}}, scale_color);
display.fill_rectangle({{screen_width - 5, screen_height - 8}, {2, 6}}, scale_color);
display.fill_rectangle({{screen_width - 5 - (uint16_t)scale_width, screen_height - 8}, {2, 6}}, scale_color);
display.fill_rectangle({{r.right() - 5 - (uint16_t)scale_width, r.bottom() - 4}, {(uint16_t)scale_width, 2}}, scale_color);
display.fill_rectangle({{r.right() - 5, r.bottom() - 8}, {2, 6}}, scale_color);
display.fill_rectangle({{r.right() - 5 - (uint16_t)scale_width, r.bottom() - 8}, {2, 6}}, scale_color);
painter.draw_string({(uint16_t)(screen_width - 25 - scale_width - km_string.length() * 5 / 2), screen_height - 10}, ui::font::fixed_5x8, Color::black(), Color::white(), km_string);
painter.draw_string({(uint16_t)(r.right() - 25 - scale_width - km_string.length() * 5 / 2), r.bottom() - 10}, ui::font::fixed_5x8, Color::black(), Color::white(), km_string);
}
void GeoMap::draw_bearing(const Point origin, const uint16_t angle, uint32_t size, const Color color) {
@ -575,7 +583,7 @@ MapMarkerStored GeoMap::store_marker(GeoMarker& marker) {
} else if (markerListLen < NumMarkerListElements) {
markerList[markerListLen] = marker;
markerListLen++;
markerListUpdated = true;
redraw_map = true;
ret = MARKER_STORED;
} else {
ret = MARKER_LIST_FULL;
@ -587,13 +595,14 @@ void GeoMap::update_my_position(float lat, float lon, int32_t altitude) {
my_pos.lat = lat;
my_pos.lon = lon;
my_altitude = altitude;
markerListUpdated = true;
redraw_map = true;
set_dirty();
}
void GeoMap::update_my_orientation(uint16_t angle, bool refresh) {
my_pos.angle = angle;
if (refresh) {
markerListUpdated = true;
redraw_map = true;
set_dirty();
}
}

4
firmware/application/ui/ui_geomap.hpp
View File

@ -32,7 +32,7 @@
namespace ui {
#define MAX_MAP_ZOOM_IN 4000
#define MAX_MAP_ZOOM_OUT 12
#define MAX_MAP_ZOOM_OUT 10
#define MAP_ZOOM_RESOLUTION_LIMIT 5 // Max zoom-in to show map; rect height & width must divide into this evenly
#define INVALID_LAT_LON 200
@ -276,7 +276,7 @@ class GeoMap : public Widget {
int markerListLen{0};
GeoMarker markerList[NumMarkerListElements];
bool markerListUpdated{false};
bool redraw_map{false};
};
class GeoMapView : public View {