081ecda409
Former-commit-id: 09fc0bec299442fa1ac44ee6e41f237134ab2b73 Former-commit-id: 0f3edc36d54876849854abd4ef5ab8531f374b38
68 lines
1.5 KiB
C
68 lines
1.5 KiB
C
#include "structs.h"
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#include "view1090.h"
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void getInput()
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{
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SDL_Event event;
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while (SDL_PollEvent(&event))
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{
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switch (event.type)
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{
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case SDL_QUIT:
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exit(0);
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break;
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case SDL_KEYDOWN:
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switch (event.key.keysym.sym)
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{
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case SDLK_ESCAPE:
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exit(0);
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break;
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case SDLK_l:
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appData.mapLogDist = !appData.mapLogDist;
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break;
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case SDLK_m:
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appData.showList = !appData.showList;
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break;
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default:
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break;
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}
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break;
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case SDL_MOUSEWHEEL:
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appData.maxDist *= 1.0 + event.wheel.y / 10.0;
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break;
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case SDL_MULTIGESTURE:
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appData.maxDist /=1.0 + 4.0*event.mgesture.dDist;
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break;
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case SDL_FINGERMOTION:;
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//
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// need to make lonlat to screen conversion class - this is just the inverse of the stuff in draw.c, without offsets
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//
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double scale_factor = (appData.screen_width > appData.screen_height) ? appData.screen_width : appData.screen_height;
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double dx = -1.0 * (0.75*(double)appData.screen_width / (double)appData.screen_height) * appData.screen_width * event.tfinger.dx * appData.maxDist / (0.95 * scale_factor * 0.5);
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double dy = 1.0 * appData.screen_height * event.tfinger.dy * appData.maxDist / (0.95 * scale_factor * 0.5);
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double outLat = dy * (1.0/6371.0) * (180.0f / M_PI);
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double outLon = dx * (1.0/6371.0) * (180.0f / M_PI) / cos(((appData.centerLat)/2.0f) * M_PI / 180.0f);
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appData.centerLon += outLon;
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appData.centerLat += outLat;
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break;
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}
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}
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}
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