reworked Application's state stack

[l2e.git] / src / battle / BattleState.cpp

diff --git a/src/battle/BattleState.cpp b/src/battle/BattleState.cpp
index cc38de237da120164584ec9ce2026267bac468cc..2c5fe8174449ceb899f2bf7f8f634baff60304ba 100644 (file)
--- a/src/battle/BattleState.cpp
+++ b/src/battle/BattleState.cpp
@@ -8,11 +8,18 @@
 #include "BattleState.h"
 
 #include "PartyLayout.h"
+#include "states/SelectMoveAction.h"
+#include "../app/Application.h"
+#include "../app/Input.h"
+#include "../geometry/operators.h"
 #include "../graphics/Sprite.h"
 
 #include <stdexcept>
 
 using app::Application;
+using app::Input;
+using geometry::Point;
+using geometry::Vector;
 
 using std::vector;
 
@@ -25,17 +32,45 @@ void BattleState::AddMonster(const Monster &m) {
        monsters.push_back(m);
 }
 
+void BattleState::AddHero(const Hero &h) {
+       if (heroes.size() >= heroesLayout->NumPositions()) {
+               throw std::overflow_error("too many heroes for layout");
+       }
+       heroes.push_back(h);
+}
+
+
+void BattleState::Resize(int w, int h) {
+
+}
+
 
 void BattleState::EnterState(Application &ctrl, SDL_Surface *screen) {
        monstersLayout->CalculatePositions(background->w, background->h, monsterPositions);
+       heroesLayout->CalculatePositions(background->w, background->h, heroesPositions);
+       for (vector<Hero>::size_type i(0), end(heroes.size()); i < end; ++i) {
+               heroTags.push_back(HeroTag(&heroes[i], HeroTag::Alignment((i + 1) % 2)));
+       }
+}
+
+void BattleState::ExitState(Application &ctrl, SDL_Surface *screen) {
+
+}
+
+void BattleState::ResumeState(Application &ctrl, SDL_Surface *screen) {
+       // reset attack choices
+       activeHero = -1;
+       attackChoices.clear();
+       attackChoices.resize(heroes.size());
+       ctrl.PushState(new SelectMoveAction(this));
 }
 
-void BattleState::ExitState() {
+void BattleState::PauseState(Application &ctrl, SDL_Surface *screen) {
 
 }
 
 
-void BattleState::HandleEvent(const SDL_Event &) {
+void BattleState::HandleInput(const Input &input) {
 
 }
 
@@ -44,10 +79,50 @@ void BattleState::UpdateWorld(float deltaT) {
 }
 
 void BattleState::Render(SDL_Surface *screen) {
-       // TODO: center background if screen bigger
-       SDL_BlitSurface(background, 0, screen, 0);
+       Vector<int> offset(CalculateScreenOffset(screen));
+
+       RenderBackground(screen, offset);
+       RenderMonsters(screen, offset);
+//     RenderHeroes(screen, offset);
+       RenderHeroTags(screen, offset);
+}
+
+void BattleState::RenderBackground(SDL_Surface *screen, const Vector<int> &offset) {
+       // black for now
+       SDL_FillRect(screen, 0, SDL_MapRGB(screen->format, 0, 0, 0));
+       SDL_Rect destRect;
+       destRect.x = offset.X();
+       destRect.y = offset.Y();
+       destRect.w = background->w;
+       destRect.h = background->h;
+       SDL_BlitSurface(background, 0, screen, &destRect);
+}
+
+void BattleState::RenderMonsters(SDL_Surface *screen, const Vector<int> &offset) {
        for (vector<Monster>::size_type i(0), end(monsters.size()); i < end; ++i) {
-               monsters[i].Sprite()->Draw(screen, monsterPositions[i]);
+               monsters[i].Sprite()->DrawCenterBottom(screen, monsterPositions[i] + offset);
+       }
+}
+
+void BattleState::RenderHeroes(SDL_Surface *screen, const Vector<int> &offset) {
+       for (vector<Hero>::size_type i(0), end(heroes.size()); i < end; ++i) {
+               heroes[i].Sprite()->DrawCenterBottom(screen, heroesPositions[i] + offset);
+       }
+}
+
+void BattleState::RenderHeroTags(SDL_Surface *screen, const Vector<int> &offset) {
+       int uiHeight(BackgroundHeight() / 2), uiOffset(uiHeight);
+       int tagHeight((uiHeight - attackTypeMenu.IconHeight()) / 2);
+       int tagWidth((BackgroundWidth() - attackTypeMenu.IconWidth()) / 2);
+
+       Point<int> tagPosition[4];
+       tagPosition[0] = Point<int>(0, uiOffset);
+       tagPosition[1] = Point<int>(tagWidth + attackTypeMenu.IconWidth(), uiOffset);
+       tagPosition[2] = Point<int>(0, uiOffset + tagHeight + attackTypeMenu.IconHeight());
+       tagPosition[3] = Point<int>(tagWidth + attackTypeMenu.IconWidth(), uiOffset + tagHeight + attackTypeMenu.IconHeight());
+
+       for (vector<HeroTag>::size_type i(0), end(heroTags.size()); i < end; ++i) {
+               heroTags[i].Render(screen, tagWidth, tagHeight, tagPosition[i] + offset, (int)i == activeHero);
        }
 }