81 lines
1.7 KiB
C++
81 lines
1.7 KiB
C++
#include "camera.hpp"
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#include <fmt/core.h>
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#include "animation.hpp"
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#include <unordered_map>
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#include "components.hpp"
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#include "config.hpp"
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namespace cinematic {
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using components::Animation, std::string;
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struct CameraManager {
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std::unordered_map<string, Animation> animations;
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};
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static CameraManager MGR;
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static bool initialized = false;
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void init() {
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if(!initialized) {
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auto cameras = settings::get("cameras");
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for(auto &[name, data] : cameras.json().items()) {
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auto anim = components::convert<Animation>(data);
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MGR.animations.try_emplace(name, anim);
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}
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initialized = true;
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}
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}
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Camera::Camera() :
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anim(MGR.animations.at("pan"))
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{
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}
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void Camera::resize(float width, float height) {
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size = {width, height};
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}
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void Camera::style(const std::string &name) {
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anim = MGR.animations.at(name);
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}
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void Camera::position(float x, float y) {
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aimed_at = {x, y};
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}
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void Camera::move(float x, float y) {
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going_to = {x, y};
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// BUG: annoying special case
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if(anim.motion == ease::SLIDE) {
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anim.min_x = aimed_at.x;
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anim.min_y = aimed_at.y;
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anim.max_x = going_to.x;
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anim.max_y = going_to.y;
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}
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}
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void Camera::reset(sf::RenderTexture& target, float width, float height) {
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size = {width, height};
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aimed_at = {width/2, height/2};
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going_to = {width/2, height/2};
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view = {aimed_at, size};
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target.setView(target.getDefaultView());
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}
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void Camera::render(sf::RenderTexture& target) {
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if(anim.playing) {
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anim.apply(view, going_to, size);
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target.setView(view);
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}
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}
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bool Camera::playing() {
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return anim.playing;
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}
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void Camera::play() {
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anim.play();
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}
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}
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