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mirror of synced 2024-12-23 21:14:51 +01:00
ImHex/plugins/visualizers/source/content/pl_visualizers/image.cpp

60 lines
1.9 KiB
C++

#include <hex/helpers/utils.hpp>
#include <content/visualizer_helpers.hpp>
#include <imgui.h>
#include <hex/ui/imgui_imhex_extensions.h>
namespace hex::plugin::visualizers {
void drawImageVisualizer(pl::ptrn::Pattern &, bool shouldReset, std::span<const pl::core::Token::Literal> arguments) {
static ImGuiExt::Texture texture;
static float scale = 1.0F;
if (shouldReset) {
auto pattern = arguments[0].toPattern();
auto data = pattern->getBytes();
texture = ImGuiExt::Texture::fromImage(data.data(), data.size(), ImGuiExt::Texture::Filter::Nearest);
scale = 200_scaled / texture.getSize().x;
}
if (texture.isValid())
ImGui::Image(texture, texture.getSize() * scale);
if (ImGui::IsWindowHovered()) {
auto scrollDelta = ImGui::GetIO().MouseWheel;
if (scrollDelta != 0.0F) {
scale += scrollDelta * 0.1F;
scale = std::clamp(scale, 0.1F, 10.0F);
}
}
}
void drawBitmapVisualizer(pl::ptrn::Pattern &, bool shouldReset, std::span<const pl::core::Token::Literal> arguments) {
static ImGuiExt::Texture texture;
static float scale = 1.0F;
if (shouldReset) {
auto pattern = arguments[0].toPattern();
auto width = arguments[1].toUnsigned();
auto height = arguments[2].toUnsigned();
auto data = pattern->getBytes();
texture = ImGuiExt::Texture::fromBitmap(data.data(), data.size(), width, height, ImGuiExt::Texture::Filter::Nearest);
}
if (texture.isValid())
ImGui::Image(texture, texture.getSize() * scale);
if (ImGui::IsWindowHovered()) {
auto scrollDelta = ImGui::GetIO().MouseWheel;
if (scrollDelta != 0.0F) {
scale += scrollDelta * 0.1F;
scale = std::clamp(scale, 0.1F, 10.0F);
}
}
}
}