a6ff4223a3
Batch #3634 by Yommy: 0 byte-identical, 2 confirmed by peer review. - fn_13781 UIScrollWnd::DrawPrimitive: logic confirmed by peer review - fn_13782 UIScrollWnd::BuildPrimitive: logic confirmed by peer review Peer-reviewed-by: ragnarok-clanker, eAthena, ntrl Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
117 lines
3.7 KiB
C++
117 lines
3.7 KiB
C++
#include "UI/UIScrollWnd.h"
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#include "Render/Primitives/RenderPrimitivePool.h"
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#include "Render/Textures/Texture.h"
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#include "UI/Lists/UIScrollBar.h"
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#include <bit>
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#include <cstdint>
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// OFFSET: 0x009AC2B0
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// FUNCTION: fn_13772
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UIScrollWnd::~UIScrollWnd() {
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if (this->horizontalBar) {
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this->RemoveChild(this->horizontalBar, 0);
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delete this->horizontalBar;
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this->horizontalBar = nullptr;
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}
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if (this->scrollBar) {
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this->RemoveChild(this->scrollBar, 0);
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delete this->scrollBar;
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this->scrollBar = nullptr;
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}
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}
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// OFFSET: 0x009AD0C0
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// FUNCTION: fn_13781
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RenderPrimitive* UIScrollWnd::DrawPrimitive() {
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if (this->m_cached == 0) {
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return UIWindow::DrawPrimitive();
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}
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return this->BuildPrimitive(
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this->geometry.x, this->geometry.y, this->unknown_009C, this->scrollPosition, this->geometry.width, this->geometry.height, this->m_texture, this->Color()
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);
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}
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// OFFSET: 0x009AD100
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// FUNCTION: fn_13782
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RenderPrimitive* UIScrollWnd::BuildPrimitive(int x, int y, int sourceX, int sourceY, int width, int height, CTexture* texture, std::uint32_t color) {
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RenderPrimitive* primitive = this->m_context->primitives.Acquire();
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primitive->texture = texture;
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const float textureWidth = static_cast<float>(std::bit_cast<std::int32_t>(texture->TextureWidth()));
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const float textureHeight = static_cast<float>(std::bit_cast<std::int32_t>(texture->TextureHeight()));
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const float left = static_cast<float>(x);
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const float top = static_cast<float>(y);
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const float right = static_cast<float>(x + width);
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const float bottom = static_cast<float>(y + height);
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const float u0 = (static_cast<float>(sourceX) + g_textureOffsetX) / textureWidth;
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const float v0 = (static_cast<float>(sourceY) + g_textureOffsetY) / textureHeight;
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const float u1 = (static_cast<float>(sourceX + width) + g_textureOffsetX) / textureWidth;
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const float v1 = (static_cast<float>(sourceY + height) + g_textureOffsetY) / textureHeight;
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primitive->quad[0].x = left;
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primitive->quad[0].y = top;
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primitive->quad[0].u = u0;
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primitive->quad[0].v = v0;
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primitive->quad[1].x = right;
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primitive->quad[1].y = top;
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primitive->quad[1].u = u1;
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primitive->quad[1].v = v0;
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primitive->quad[2].x = left;
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primitive->quad[2].y = bottom;
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primitive->quad[2].u = u0;
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primitive->quad[2].v = v1;
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primitive->quad[3].x = right;
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primitive->quad[3].y = bottom;
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primitive->quad[3].u = u1;
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primitive->quad[3].v = v1;
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for (RenderVertex& vertex : primitive->quad) {
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vertex.z = 0.000001f;
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vertex.rhw = 0.999999f;
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vertex.diffuse = color;
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}
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return primitive;
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}
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// OFFSET: 0x009AD3A0
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// FUNCTION: fn_13783
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void UIScrollWnd::Slot15(int width, int height) {
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this->horizontalBar = new UIScrollBar(*this->m_context);
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this->horizontalBar->Configure(0, height - this->scrollBarHeight, 0, width - this->scrollBarWidth);
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this->AddChild(this->horizontalBar);
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this->scrollBar = new UIScrollBar(*this->m_context);
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this->scrollBar->Configure(width - this->scrollBarWidth, 0, 1, height - this->scrollBarHeight);
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this->AddChild(this->scrollBar);
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}
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// OFFSET: 0x009AD4A0
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// FUNCTION: fn_13784
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void UIScrollWnd::Slot35(int delta) {
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if (this->wheelScroll == 1) {
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if (delta < 0) {
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this->SendMsg(this->scrollBar, 7, 3, 0, 0, 0);
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return;
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}
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this->SendMsg(this->scrollBar, 7, -3, 0, 0, 0);
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}
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}
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// OFFSET: 0x009AD790
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// FUNCTION: fn_13786
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void UIScrollWnd::Clear() {
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this->unknown_009C = 0;
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this->scrollPosition = 0;
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this->childOrigins.clear();
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this->DeleteChildren();
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}
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// OFFSET: 0x009AD7C0
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// FUNCTION: fn_13787
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void UIScrollWnd::RemoveChild(UIWindow* child, unsigned char destroy) {
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if (this->horizontalBar && this->scrollBar) {
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this->childOrigins.erase(child);
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}
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UIWindow::RemoveChild(child, destroy);
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}
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