#include "stdafx.h"
#include "CameraWindow.h"

void CameraWindow::ResetCam()
{
	wiRenderer::getCamera()->Clear();
	wiRenderer::getCamera()->Translate(XMFLOAT3(0, 2, -10));
}

CameraWindow::CameraWindow(wiGUI* gui) :GUI(gui)
{
	assert(GUI && "Invalid GUI!");

	float screenW = (float)wiRenderer::GetDevice()->GetScreenWidth();
	float screenH = (float)wiRenderer::GetDevice()->GetScreenHeight();

	fpscamera = true;
	orbitalCamTarget = new Transform;

	cameraWindow = new wiWindow(GUI, "Camera Window");
	cameraWindow->SetSize(XMFLOAT2(400, 300));
	GUI->AddWidget(cameraWindow);

	float x = 200;
	float y = 0;
	float inc = 35;

	farPlaneSlider = new wiSlider(1, 5000, 1000, 100000, "Far Plane: ");
	farPlaneSlider->SetSize(XMFLOAT2(100, 30));
	farPlaneSlider->SetPos(XMFLOAT2(x, y += inc));
	farPlaneSlider->SetValue(wiRenderer::getCamera()->zFarP);
	farPlaneSlider->OnSlide([&](wiEventArgs args) {
		wiRenderer::getCamera()->zFarP = args.fValue;
		wiRenderer::getCamera()->UpdateProjection();
	});
	cameraWindow->AddWidget(farPlaneSlider);

	nearPlaneSlider = new wiSlider(0.01f, 10, 0.1f, 10000, "Near Plane: ");
	nearPlaneSlider->SetSize(XMFLOAT2(100, 30));
	nearPlaneSlider->SetPos(XMFLOAT2(x, y += inc));
	nearPlaneSlider->SetValue(wiRenderer::getCamera()->zNearP);
	nearPlaneSlider->OnSlide([&](wiEventArgs args) {
		wiRenderer::getCamera()->zNearP = args.fValue;
		wiRenderer::getCamera()->UpdateProjection();
	});
	cameraWindow->AddWidget(nearPlaneSlider);

	fovSlider = new wiSlider(1, 179, 60, 10000, "FOV: ");
	fovSlider->SetSize(XMFLOAT2(100, 30));
	fovSlider->SetPos(XMFLOAT2(x, y += inc));
	fovSlider->OnSlide([&](wiEventArgs args) {
		wiRenderer::getCamera()->fov = args.fValue / 180.f * XM_PI;
		wiRenderer::getCamera()->UpdateProjection();
	});
	cameraWindow->AddWidget(fovSlider);

	resetButton = new wiButton("Reset Pos");
	resetButton->SetSize(XMFLOAT2(140, 30));
	resetButton->SetPos(XMFLOAT2(x, y += inc));
	resetButton->OnClick([&](wiEventArgs args) {
		orbitalCamTarget->Clear();
		ResetCam();
	});
	cameraWindow->AddWidget(resetButton);

	fpsCheckBox = new wiCheckBox("FPS Camera: ");
	fpsCheckBox->SetPos(XMFLOAT2(x, y += inc));
	fpsCheckBox->OnClick([&](wiEventArgs args) {
		fpscamera = args.bValue;
	});
	fpsCheckBox->SetCheck(fpscamera);
	cameraWindow->AddWidget(fpsCheckBox);



	cameraWindow->Translate(XMFLOAT3(760, 500, 0));
	cameraWindow->SetVisible(false);
}


CameraWindow::~CameraWindow()
{

	SAFE_DELETE(orbitalCamTarget);

	cameraWindow->RemoveWidgets(true);
	GUI->RemoveWidget(cameraWindow);
	SAFE_DELETE(cameraWindow);
}